:root {
    --gradient-start: #ff9966;
    --gradient-end: #ff5e62;
    --primary-accent: #007bff;
    --primary-accent-hover: #0056b3;
    --secondary-accent: #ff5e62;
    --secondary-accent-hover: #ff4b4f;
    --container-bg: #f8f9fa;
    --container-bg-alt: #ffffff;
    --text-light: white;
    --text-dark: #343a40;
    --text-medium: #6c757d;
    --text-subtle: #adb5bd;
    --text-link: var(--primary-accent);
    --success-green: #28a745;
    --success-green-hover: #218838;
    --danger-red: #dc3545;
    --danger-red-hover: #c82333;
    --warning-yellow: #ffc107;
    --info-blue: #17a2b8;
    --accent-pink: #e83e8c;
    --accent-pink-hover: #d81b60;
    --stat-bg: #e9ecef;
    --border-light: #dee2e6;
    --border-medium: #ced4da;
    --border-dark: #adb5bd;
    --token-bg-start: #fde047;
    --token-bg-end: #facc15;
    --token-text: #78350f;
    --token-border: #fef08a;
    --token-increase-bg-start: #a7f3d0;
    --token-increase-bg-end: #6ee7b7;
    --token-increase-text: #064e3b;
    --token-decrease-bg-start: #fecaca;
    --token-decrease-bg-end: #fca5a5;
    --token-decrease-text: #7f1d1d;
    --speech-bubble-bg: #e0f2fe;
    --speech-bubble-border: #7dd3fc;
    --speech-bubble-text: #075985;
    --simple-pomodoro-overlay-bg: rgba(220, 53, 69, 0.95);
    --pomodoro-confirm-bg: rgba(255, 255, 255, 0.9);
    --planner-bg-color: var(--container-bg);
    --planner-container-bg: var(--container-bg-alt);
    --planner-primary-color: var(--primary-accent);
    --planner-secondary-color: var(--info-blue);
    --planner-accent-color: var(--warning-yellow);
    --planner-text-color: var(--text-dark);
    --planner-border-color: var(--border-light);
    --planner-shadow-color: rgba(0,0,0,0.1);
    --planner-error-color: var(--danger-red);
    --planner-loading-color: var(--text-medium);
    --planner-delete-color: var(--danger-red);
    --planner-resize-handle-color: var(--primary-accent);
    --planner-task-color-1: #e9f5f5;
    --planner-task-color-1-border: #94d2bd;
    --planner-task-color-2: #fff3e0;
    --planner-task-color-2-border: #ffb703;
    --planner-task-color-3: #e6f0ff;
    --planner-task-color-3-border: #a8c8f0;
    --planner-task-color-break: #f8f9fa;
    --planner-task-color-break-border: #adb5bd;
    --planner-task-color-default: #e9ecef;
    --planner-task-color-default-border: #ced4da;
    --priority-star-inactive: var(--text-medium);
    --priority-star-active: gold;
    --priority-border-color: gold;
    --priority-border-glow: rgba(255, 215, 0, 0.4);
    --radius-small: 4px;
    --radius-medium: 8px;
    --radius-large: 12px;
    --radius-round: 50px;
    --shadow-light: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 6px 18px rgba(0, 0, 0, 0.15);
    --shadow-inset: inset 0 1px 2px rgba(0,0,0,0.075);
    --shadow-text-light: 1px 1px 2px rgba(0,0,0,0.2);
    --shadow-text-dark: 1px 1px 3px rgba(0, 0, 0, 0.3);
    --header-height: 70px;
    --overlay-bg: rgba(0, 0, 0, 0.65); 
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to bottom, #E6E9FF, #D4D0FF);
    color: var(--text-dark);
    margin: 0;
    padding-top: var(--header-height);
    font-size: 16px;
    min-height: 100vh;
    transition: overflow 0.3s ease; 
}
body.modal-open {
    overflow: hidden;
}
body.login-page { padding-top: 0; display: flex; justify-content: center; align-items: center; }

h1, h2, h3, h4, h5, h6 { font-weight: 600; color: var(--text-dark); margin-bottom: 0.75rem; }
h1 { font-size: 2.5em; text-shadow: var(--shadow-text-light); }
h2 { font-size: 1.75em; }
h3 { font-size: 1.25em; }
h4 { font-size: 1.05em; margin-bottom: 0.5rem; font-weight: 500; }
p { margin-bottom: 1rem; color: var(--text-medium); line-height: 1.6; }
a { color: var(--text-link); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--primary-accent-hover); text-decoration: underline; }
.text { font-size: 0.9em; font-weight: 400; color: var(--text-medium); }

.header { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 0.8rem 2rem; background-color: var(--container-bg-alt); box-shadow: var(--shadow-medium); position: fixed; top: 0; left: 0; z-index: 1000; height: var(--header-height); border-bottom: 1px solid var(--border-light); }
.header-left { display: flex; align-items: center; gap: 1rem; }
.hamburger-button { display: flex; flex-direction: column; justify-content: space-around; width: 28px; height: 22px; background: none; border: none; cursor: pointer; padding: 0; z-index: 1051; }
.hamburger-button span { display: block; width: 100%; height: 3px; background-color: var(--text-dark); border-radius: 3px; transition: all 0.3s ease-in-out; }
.header h1 { margin: 0; font-size: 1.8em; color: var(--text-dark); text-shadow: none; }
.user-profile { display: flex; align-items: center; gap: 1rem; }
.user-profile img#profile-image { width: 45px; height: 45px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary-accent); }
#username-display { font-size: 1em; color: var(--text-dark); font-weight: 500; white-space: nowrap; }
.user-profile button { padding: 0.4rem 0.9rem; border: none; border-radius: var(--radius-small); background-color: var(--primary-accent); color: white; cursor: pointer; font-size: 0.85em; font-weight: 500; line-height: 1.5; white-space: nowrap; font-family: inherit;}
.user-profile button:hover { background-color: var(--primary-accent-hover); transform: translateY(-1px); }
#logout-button { background-color: var(--danger-red); }
#logout-button:hover { background-color: var(--danger-red-hover); }
.guest-profile { display: flex; align-items: center; gap: 0.8rem; }
.header-auth-button { padding: 0.4rem 1rem; border-radius: var(--radius-small); font-size: 0.9em; font-weight: 600; cursor: pointer; border: 1px solid transparent; font-family: inherit;}
.header-auth-button { background-color: var(--primary-accent); color: white; border-color: var(--primary-accent); }
.header-auth-button:hover { background-color: var(--primary-accent-hover); border-color: var(--primary-accent-hover); }
.header-auth-button.secondary { background-color: transparent; color: var(--primary-accent); border-color: var(--primary-accent); }
.header-auth-button.secondary:hover { background-color: rgba(0, 123, 255, 0.1); color: var(--primary-accent-hover); border-color: var(--primary-accent-hover); }
body.login-page .header { position: static; box-shadow: none; background-color: transparent; margin-bottom: 20px; border-bottom: none; }
body.login-page .header h1 { color: white; text-shadow: var(--shadow-text-dark); }
body.login-page .header-left { justify-content: center; width: 100%; }

.nav-menu { position: fixed; top: 0; left: -300px; width: 300px; height: 100vh; background-color: var(--container-bg-alt); box-shadow: 2px 0 10px rgba(0,0,0,0.15); transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1); z-index: 1050; overflow-y: auto; display: flex; flex-direction: column; }
.nav-menu.active { left: 0; }
.nav-header { display: flex; justify-content: space-between; align-items: center; padding: 1.2rem 1rem; border-bottom: 1px solid var(--border-light); flex-shrink: 0; }
.nav-header h2 { margin: 0; font-size: 1.4em; color: var(--text-dark); }
.close-nav { background: none; border: none; font-size: 1.8rem; cursor: pointer; color: var(--text-medium); padding: 0.3rem; line-height: 1; }
.close-nav:hover { color: var(--text-dark); }
.nav-items { list-style: none; padding: 0; margin: 0; flex-grow: 1; }
.nav-items li { border-bottom: 1px solid var(--border-light); }
.nav-item { display: block; padding: 1rem 1.2rem; color: var(--text-dark); text-decoration: none; transition: background-color 0.2s ease, color 0.2s ease; font-weight: 500; font-size: 1.05em; }
.nav-item:hover { background-color: var(--container-bg); color: var(--primary-accent); }
.nav-items li.active { background-color: var(--primary-accent); }
.nav-items li.active .nav-item { color: white; font-weight: 600; }
.menu-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: var(--overlay-bg); z-index: 1040; cursor: pointer; opacity: 0; transition: opacity 0.35s ease; }
.menu-overlay.active { display: block; opacity: 1; }


.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--overlay-bg);
    z-index: 1070; 
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    justify-content: center; /* Added for general centering */
    align-items: center;    /* Added for general centering */
}
.modal-overlay.active { /* This class now solely controls visibility and opacity */
    display: flex; /* Or block if preferred for some overlays, flex is good for centering */
    opacity: 1;
}

.modal {
    display: none; 
    position: fixed; 
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95); 
    background-color: var(--container-bg-alt);
    border-radius: var(--radius-medium);
    box-shadow: var(--shadow-large);
    z-index: 1080; 
    width: auto;
    max-width: 90%; 
    height: auto;  
    max-height: 85vh; 
    opacity: 0;
    transition: opacity 0.25s ease-out, transform 0.25s ease-out;
    overflow-y: auto; 
    padding: 25px;
}
.modal.active {
    display: flex;
    flex-direction: column;
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.modal-planner {
    max-width: 500px;
}

.modal-content { 
    position: relative;
    background-color: white;
    margin: auto;
    padding: 2rem 2.5rem;
    width: 90%;
    max-width: 650px;
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-large);
    overflow-y: auto;
    text-align: left;
}
.modal .modal-content.small-modal { max-width: 450px; } /* If using .modal-content inside .modal */


.modal h3, .modal-content h2 { /* Covers both direct .modal h3 and nested .modal-content h2 */
    margin-top: 0;
    color: var(--planner-primary-color);
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.4em;
}
.modal-header { 
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}
.modal-header h2 { margin-bottom: 0; font-size: 1.6em; }

.modal p { color: var(--text-dark); line-height: 1.6; margin-bottom: 15px; }
.modal p:last-of-type { margin-bottom: 20px; }

.modal .modal-buttons { display: flex; justify-content: flex-end; gap: 12px; margin-top: 25px; padding-top: 15px; border-top: 1px solid var(--border-light); }
.modal .modal-buttons button { padding: 10px 20px; border: none; border-radius: var(--radius-small); font-weight: 600; cursor: pointer; transition: background-color 0.2s ease, box-shadow 0.2s ease; font-family: inherit; font-size: 0.95em; }
.modal .modal-buttons button.secondary { background-color: #e9ecef; color: var(--text-dark); border: 1px solid var(--border-medium); }
.modal .modal-buttons button.secondary:hover { background-color: #dee2e6; border-color: var(--border-dark); }
.modal .modal-buttons button.danger { background-color: var(--danger-red); color: white; }
.modal .modal-buttons button.danger:hover { background-color: var(--danger-red-hover); box-shadow: 0 2px 8px rgba(220,53,69,0.3); }
.modal .modal-buttons button:not(.secondary):not(.danger) { background-color: var(--planner-primary-color); color: white; }
.modal .modal-buttons button:not(.secondary):not(.danger):hover { background-color: var(--primary-accent-hover); box-shadow: 0 2px 8px rgba(0,123,255,0.3); }

.close-button { 
    position: absolute; 
    top: 10px; 
    right: 10px; 
    background: none; 
    border: none; 
    font-size: 1.8rem; 
    font-weight: 300; 
    line-height: 1; 
    cursor: pointer; 
    color: var(--text-medium); 
    padding: 0.2rem 0.5rem; 
}
.close-button:hover { color: var(--text-dark); }


#reset-confirm-modal { max-width: 420px; }
#reset-confirm-modal h3 { color: var(--danger-red); }
#reset-confirm-modal p { text-align: center; font-size: 1em; margin-bottom: 25px; }
#reset-confirm-modal .modal-buttons { justify-content: center; }

#info-box { max-width: 550px; text-align: left; max-height: 70vh; }
#info-box h3 { margin-bottom: 15px; }
#info-box p { font-size: 0.95em; margin-bottom: 12px; }
#info-box .close-btn { /* This is a specific close button for info-box, not the general .close-button */
    position: absolute; top: 15px; right: 15px; font-size: 1.6em; font-weight: bold; color: var(--text-subtle); cursor: pointer; transition: color 0.2s ease; line-height: 1; 
}
#info-box .close-btn:hover { color: var(--text-dark); }

/* Camera and Media View Modals - ensure they use the .modal base and can be taller */
#camera-modal, #media-view-modal { 
    max-height: 90vh; 
}
/* Specific overlays for camera and media view modals - they use .modal-overlay base */
#camera-modal-overlay, #media-view-overlay { 
    z-index: 1090; /* Higher than main modal-overlay if used simultaneously */
}
#camera-modal, #media-view-modal { 
    z-index: 1100; /* Modals themselves above their specific overlays */
}

/* Content styling for camera and media view modals */
#camera-modal video {
    width: 100%;
    max-width: 400px; /* Or your preferred max width */
    border: 1px solid var(--planner-border-color);
    display: block;
    margin: 0 auto 15px auto;
}
#camera-modal canvas { display: none; }
#camera-modal #camera-error {
    display: none;
    margin-top: 10px;
    text-align: center;
    color: var(--planner-error-color);
}

#media-view-modal #media-display-area {
    max-height: 75vh;
    overflow: auto;
    margin-bottom: 15px;
    text-align: center;
}
#media-view-modal #media-view-image,
#media-view-modal #media-view-video {
    max-width: 100%;
    max-height: 70vh;
    display: block;
    margin: 0 auto;
}
#media-view-modal #media-view-audio {
    width: 90%;
    margin-top: 20px;
    display: block;
    margin: 0 auto;
}
#media-view-modal #media-view-unsupported {
    display: none;
    color: var(--planner-error-color);
}


.main-container { display: flex; flex-wrap: wrap; width: 100%; max-width: 1600px; margin: 20px auto; padding: 0 15px; gap: 25px; }
.left-column { flex: 2 1 800px; min-width: 400px; display: flex; flex-direction: column; background-color: var(--planner-container-bg); border-radius: 12px; box-shadow: 0 4px 15px var(--planner-shadow-color); overflow: hidden; position: relative; padding: 0; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
.right-column { flex: 1 1 400px; min-width: 320px; display: flex; flex-direction: column; gap: 25px; }

.left-column .planner-header { 
    background-color: var(--planner-primary-color);
    color: #ffffff;
    padding: 15px 30px; 
    border-bottom: 4px solid var(--planner-accent-color);
    border-radius: 12px 12px 0 0;
    box-sizing: border-box;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.left-column .planner-header > h1 { 
    margin: 0;
    font-size: 1.8em;
    font-weight: 600;
    color: white;
    text-align: center;
}
.planner-controls-header-internal {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0px 15px 0px; 
    border-bottom: 1px solid var(--planner-border-color);
    margin-bottom: 20px; 
}
.planner-controls-header-internal h2 { 
    margin: 0;
    font-size: 1.4em; 
    color: var(--planner-primary-color);
    font-weight: 600;
}
#planner-controls-toggle-action { 
    width: 24px; 
    height: 20px;
    z-index: 1;
}
#planner-controls-toggle-action span {
    background-color: var(--text-dark); 
    height: 2.5px;
}
#planner-controls-toggle-action.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
#planner-controls-toggle-action.active span:nth-child(2) { opacity: 0; }
#planner-controls-toggle-action.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.planner-controls-wrapper {
    display: block;
    flex: 1 1 300px; 
    min-width: 300px;
    transition: opacity 0.3s ease, max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease, margin 0.3s ease, flex-basis 0.35s ease, min-width 0.35s ease, visibility 0s linear 0.35s;
    overflow: hidden;
    max-height: 2000px; 
    opacity: 1;
    visibility: visible;
    padding: 0 0 20px 0; 
}
.planner-controls-wrapper.hidden {
    opacity: 0;
    max-height: 0 !important; 
    padding: 0 !important;
    margin: 0 !important;
    visibility: hidden;
    flex-basis: 0px !important;
    min-width: 0px !important;
    border-width: 0 !important; 
    transition: opacity 0.25s ease, max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.25s ease, margin 0.25s ease, flex-basis 0.35s ease, min-width 0.35s ease, visibility 0s linear 0.35s, border-width 0.35s ease;
}
.schedule-section-header {
    display: flex;
    align-items: center;
    gap: 15px; 
    padding: 15px 0px 10px 0px; 
}
.schedule-section-header h2 { 
    margin: 0;
    font-size: 1.4em;
    color: var(--planner-primary-color);
    font-weight: 600;
    flex-grow: 1; 
    text-align: left; 
}
#schedule-section-controls-toggle { 
    display: none; 
    width: 24px; 
    height: 20px;
}
#schedule-section-controls-toggle span {
    background-color: var(--text-dark); 
    height: 2.5px;
}
.left-column .planner-main.controls-hidden .schedule-section-header #schedule-section-controls-toggle {
    display: flex;
}
.left-column .planner-main.controls-hidden .schedule-section-header {
    justify-content: center; 
    position: relative; 
}
.left-column .planner-main.controls-hidden .schedule-section-header h2 {
    text-align: center; 
    margin-left: auto; 
    margin-right: auto;
}
.left-column .planner-main.controls-hidden .schedule-section-header #schedule-section-controls-toggle {
     position: absolute;
     left: 0; 
     top: 50%;
     transform: translateY(-50%);
}

.left-column .planner-main { flex-grow: 1; display: flex; flex-wrap: wrap; padding: 0px 30px 30px 30px; gap: 30px; width: 100%; box-sizing: border-box; transition: flex-direction 0.3s ease; }
.left-column .planner-main.controls-hidden .schedule-section { flex-grow: 1; min-width: 100%; width: 100%; flex-basis: 100% !important; }
.left-column .planner-main.controls-hidden { gap: 0; }

.left-column .controls-section { flex: 1; min-width: 300px; flex-basis: auto; padding-top: 0; }
.left-column .input-group { margin-bottom: 20px; }
.left-column .input-group label, .left-column .slider-group > label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--planner-secondary-color); }
.left-column textarea#task-input, .left-column input[type="text"], .left-column input[type="range"] { width: 100%; padding: 10px; border: 1px solid var(--planner-border-color); border-radius: 6px; font-size: 1em; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
.left-column textarea#task-input { min-height: 80px; resize: vertical; }
.left-column .slider-group { margin-bottom: 15px; }
.left-column .slider-label { display: flex; justify-content: space-between; font-size: 0.95em; color: var(--planner-text-color); font-weight: 500; margin-bottom: 5px; }
.left-column .slider-label .slider-value { font-weight: 600; color: var(--planner-primary-color); background-color: #e9ecef; padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }
.left-column .radio-group { margin-bottom: 20px; padding: 10px; border: 1px solid var(--planner-border-color); border-radius: 6px; background-color: var(--planner-bg-color); }
.left-column .radio-group label { display: inline-block; margin-right: 15px; font-weight: 500; color: var(--planner-text-color); cursor: pointer; }
.left-column .radio-group input[type="radio"] { margin-right: 5px; cursor: pointer; }
.left-column .radio-group label:hover { color: var(--planner-primary-color); }
.left-column button#generate-schedule { background-color: var(--planner-accent-color); color: var(--planner-text-color); border: none; padding: 12px 25px; border-radius: 6px; font-size: 1.1em; font-weight: 600; cursor: pointer; transition: background-color 0.3s ease, transform 0.1s ease, opacity 0.3s ease; display: block; width: 100%; margin-top: 25px; font-family: inherit; }
.left-column button#generate-schedule:hover { background-color: #d48800; }
.left-column button#generate-schedule:active { transform: scale(0.98); }
.left-column button#generate-schedule:disabled { background-color: var(--planner-loading-color); cursor: not-allowed; opacity: 0.7; }
.left-column .schedule-section { flex: 2; min-width: 400px; flex-basis: auto; position: relative; padding-bottom: 20px; padding-top: 0; }
.left-column .schedule-info-area { position: relative; min-height: 30px; margin-bottom: 10px; }
.left-column .info-icon { position: absolute; top: 0px; right: 0px; width: 24px; height: 24px; background-color: var(--planner-secondary-color); color: #ffffff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.1em; font-weight: bold; cursor: pointer; z-index: 10; transition: background-color 0.2s ease; }
.left-column .info-icon:hover { background-color: var(--planner-primary-color); }
.left-column button.planner-action-button { background-color: var(--planner-secondary-color); color: #ffffff; border: none; padding: 10px 18px; border-radius: 6px; font-size: 0.95em; font-weight: 600; cursor: pointer; transition: background-color 0.3s ease, transform 0.1s ease; display: block; width: auto; margin-top: 20px; float: right; font-family: inherit; }
.left-column button.planner-action-button:hover { background-color: var(--planner-primary-color); }
.left-column button.planner-action-button:active { transform: scale(0.98); }
.left-column button.planner-action-button.danger { background-color: var(--danger-red); }
.left-column button.planner-action-button.danger:hover { background-color: var(--danger-red-hover); }

.left-column .schedule-display { max-height: 650px; overflow-y: auto; border: 1px solid var(--planner-border-color); border-radius: 8px; padding: 0; background-color: #fdfdfd; min-height: 200px; position: relative; }
.left-column .schedule-display::-webkit-scrollbar { width: 8px; }
.left-column .schedule-display::-webkit-scrollbar-track { background: #f1f1f1; border-radius: 10px; }
.left-column .schedule-display::-webkit-scrollbar-thumb { background: #ccc; border-radius: 10px; }
.left-column .schedule-display::-webkit-scrollbar-thumb:hover { background: #aaa; }
.left-column .time-slot { display: flex; align-items: stretch; min-height: 50px; border-top: 1px solid var(--planner-border-color); }
.left-column .time-slot.is-middle-segment { border-top: none; }
.left-column .time-slot:first-child { border-top: none; }
.left-column .time { flex-basis: 90px; flex-shrink: 0; font-weight: 600; color: var(--planner-secondary-color); font-size: 0.85em; padding: 5px 10px 5px 0; text-align: right; border-right: 1px solid var(--planner-border-color); background-color: var(--planner-bg-color); display: flex; align-items: center; justify-content: flex-end; }
.left-column .activity { flex-grow: 1; display: flex; align-items: stretch; padding: 0; transition: background-color 0.2s ease; position: relative; min-height: 100%; }
.left-column .activity.drag-over, .left-column .activity.resize-preview { background-color: rgba(var(--primary-accent), 0.1); outline: 2px dashed var(--planner-secondary-color); outline-offset: -2px; z-index: 5; }
.left-column .task-item { flex-grow: 1; padding: 8px 12px; font-size: 0.9em; border: 1px solid transparent; border-left-width: 4px; transition: box-shadow 0.2s ease, opacity 0.2s ease, background-color 0.2s ease; min-height: 34px; cursor: default; position: relative; display: flex; flex-direction: column; justify-content: center; overflow: hidden; box-sizing: border-box; background-color: var(--planner-task-color-default); margin-top: 0; margin-bottom: 0; height: 100%; }
.left-column .task-item.completed { opacity: 0.8; background-color: #f1f3f5; }
.left-column .task-item.priority { outline: 2px solid var(--priority-border-color); outline-offset: -2px; box-shadow: 0 0 8px var(--priority-border-glow); z-index: 2; }
.left-column .task-segment { border-top: none; border-bottom: none; border-radius: 0; }
.left-column .task-segment-start { border-top-left-radius: 6px; border-top-right-radius: 6px; border-bottom-left-radius: 0; border-bottom-right-radius: 0; border-top: 1px solid rgba(0,0,0,0.05); padding-top: 8px; padding-bottom: 4px; z-index: 2; }
.left-column .task-segment-start[draggable="true"]:not(.completed) { cursor: grab; }
.left-column .task-segment-start[draggable="true"]:not(.completed):active { cursor: grabbing; }
.left-column .task-segment-start.completed { cursor: default !important; }
.left-column .task-segment-middle { border-radius: 0; padding-top: 4px; padding-bottom: 4px; margin-top: 0; }
.left-column .task-segment-end { border-top-left-radius: 0; border-top-right-radius: 0; border-bottom-left-radius: 6px; border-bottom-right-radius: 6px; border-bottom: 1px solid rgba(0,0,0,0.05); padding-bottom: 8px; padding-top: 4px; margin-top: 0; }
.left-column .task-segment-start.task-segment-end { border-top-left-radius: 6px; border-top-right-radius: 6px; border-bottom-left-radius: 6px; border-bottom-right-radius: 6px; border-top: 1px solid rgba(0,0,0,0.05); border-bottom: 1px solid rgba(0,0,0,0.05); padding-top: 8px; padding-bottom: 8px; margin-top: 0; }
.left-column .task-segment-start.dragging, .left-column .task-segment.dragging-segment { opacity: 0.1 !important; }
.left-column .task-content { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 24px; }
.left-column .task-item .priority-star { font-size: 1.1em; color: var(--priority-star-inactive); cursor: pointer; z-index: 3; transition: color 0.2s ease, transform 0.1s ease; line-height: 1; padding: 2px; margin-right: 8px; order: 1; }
.left-column .task-item .priority-star.active { color: var(--priority-star-active); }
.left-column .task-item .priority-star:hover { transform: scale(1.15); color: var(--priority-star-active); }
.left-column .task-segment-start .delete-task { position: absolute; top: -8px; right: -8px; width: 18px; height: 18px; background-color: var(--planner-delete-color); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.8em; font-weight: bold; cursor: pointer; z-index: 4; opacity: 0; pointer-events: none; }
.left-column .task-segment-start:not(.completed):hover .delete-task { opacity: 1; pointer-events: auto; }
.left-column .task-segment-start:not(.completed) .delete-task:hover { background-color: #c82333; }
.left-column .task-segment-start .resize-handle { position: absolute; left: 0; right: 0; height: 8px; background-color: transparent; z-index: 2; cursor: ns-resize; opacity: 0; transition: opacity 0.2s ease; border-top: 2px solid var(--planner-resize-handle-color); border-bottom: 2px solid var(--planner-resize-handle-color); pointer-events: none; }
.left-column .task-segment-start:not(.completed):hover .resize-handle { opacity: 1; pointer-events: auto; }
.left-column .task-segment-start .resize-handle.top { top: -4px; }
.left-column .task-segment-start .resize-handle.bottom { bottom: -4px; }
.left-column .task-item span[contenteditable="true"].task-description-text { outline: none; padding: 0; border: none; background: transparent; cursor: text; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
.left-column .task-item .task-description-text { margin-right: 10px; flex-grow: 1; word-break: break-word; min-width: 0; }
.left-column .task-item.completed .task-description-text { text-decoration: line-through; color: #6c757d; cursor: default; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
.left-column .activity .editable-empty-slot { flex-grow: 1; padding: 8px 12px; border-radius: 6px; font-size: 0.9em; border: 1px dashed var(--planner-border-color); outline: none; min-height: 34px; color: #6c757d; background-color: #f1f3f5; transition: border-color 0.2s ease, background-color 0.2s ease; display: flex; align-items: center; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; height: 100%; box-sizing: border-box; }
.left-column .activity .editable-empty-slot:empty::before { content: 'Click to add task...'; color: #adb5bd; font-style: italic; width: 100%; }
.left-column .activity .editable-empty-slot:focus { border-color: var(--planner-secondary-color); background-color: #e9ecef; }
.left-column .activity .editable-empty-slot:focus::before { content: ''; }
.left-column .task-content .task-complete-checkbox { flex-shrink: 0; cursor: pointer; appearance: none; width: 18px; height: 18px; border: 1px solid var(--planner-secondary-color); border-radius: 4px; position: relative; transition: background-color 0.2s ease; margin-left: 5px; order: 3; }
.left-column .task-content .task-complete-checkbox:checked { background-color: var(--planner-secondary-color); border-color: var(--planner-secondary-color); }
.left-column .task-content .task-complete-checkbox:checked::after { content: '✔'; color: white; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font-size: 12px; font-weight: bold; line-height: 1; }
.left-column .task-content.completed .task-complete-checkbox { cursor: pointer; }
.left-column .task-content .completion-status { font-weight: bold; color: var(--planner-primary-color); margin-right: 10px; font-size: 0.9em; display: none; order: 0; }
.left-column .task-content .task-actions { display: none; gap: 8px; align-items: center; margin-left: auto; order: 2; }
.left-column .task-content.completed .task-actions { display: flex; }
.left-column .task-content.media-attached .task-actions .action-upload,
.left-column .task-content.media-attached .task-actions .action-camera { display: none; }
.left-column .task-content .task-actions .action-view-media { display: none; }
.left-column .task-content.media-attached .task-actions .action-view-media { display: inline-block; }
.left-column .task-content .task-actions i { font-size: 1.1em; cursor: pointer; color: var(--planner-secondary-color); transition: color 0.2s ease; }
.left-column .task-content .task-actions i:hover { color: var(--planner-primary-color); }
.left-column .task-content .task-actions .action-view-media { color: var(--planner-accent-color); }
.left-column .task-content .task-actions .action-view-media:hover { color: #d48800; }
.left-column .task-segment-start .task-content.completed .completion-status { display: inline; }
.left-column .task-essay { background-color: var(--planner-task-color-1); border-left-color: var(--planner-task-color-1-border); }
.left-column .task-logo { background-color: var(--planner-task-color-2); border-left-color: var(--planner-task-color-2-border); }
.left-column .task-video { background-color: var(--planner-task-color-3); border-left-color: var(--planner-task-color-3-border); }
.left-column .task-break { background-color: var(--planner-task-color-break); border-left-color: var(--planner-task-color-break-border); font-style: italic; color: #6c757d; cursor: default !important; }
.left-column .task-other { background-color: var(--planner-task-color-default); border-left-color: var(--planner-task-color-default-border); }
.left-column .task-default { background-color: var(--planner-task-color-default); border-left-color: var(--planner-task-color-default-border); }
.left-column .task-item.completed:not(.task-break) { background-color: #f1f3f5; border-left-color: #adb5bd; }
.left-column .task-break .task-content, .left-column .task-break .delete-task, .left-column .task-break .resize-handle { display: none !important; visibility: hidden !important; pointer-events: none !important; }
.left-column .task-break.task-segment-start { padding-top: 8px; padding-bottom: 8px; }
.left-column .task-break.task-segment-middle, .left-column .task-break.task-segment-end { padding-top: 8px; padding-bottom: 8px; }
.left-column .task-break.task-segment-start::before { content: 'Break'; display: block; font-style: italic; color: #6c757d; text-align: center; width: 100%; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
.left-column .schedule-display > .status-message { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 80%; max-width: 400px; box-sizing: border-box; z-index: 5; text-align: center; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; padding: 15px; background-color: rgba(255,255,255,0.9); border-radius: var(--radius-medium); }
.left-column .status-error { color: var(--planner-error-color); font-weight: bold; }
.left-column .status-loading { color: var(--planner-loading-color); }
.dragging-or-resizing * { user-select: none !important; -webkit-user-select: none !important; -moz-user-select: none !important; -ms-user-select: none !important; }
.dragging-or-resizing { cursor: ns-resize !important; }

.pet-container { background-color: var(--container-bg); border-radius: var(--radius-large); padding: 20px 25px; box-shadow: var(--shadow-medium); width: 100%; box-sizing: border-box; text-align: center; border: 1px solid var(--border-light); } 
.pet-container h2 { margin-bottom: 10px; font-size: 1.6em; } 
.pet-room { position: relative; width: 100%; padding-bottom: 100%; overflow: hidden; margin-bottom: 10px; }
.room-layer { position: absolute; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.wall { top: 0; left: 0; }
.floor { bottom: 0; left: 0; }
.rug { bottom: 0; left: 0; }
.pet-display-area { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 2; display: flex; justify-content: center; align-items: center; }
#pet { width: 100%; height: 100%; }
.speech-bubble { position: absolute; bottom: 70%; left: 50%; transform: translateX(-50%); min-width: 120px; max-width: 200px; background-color: var(--speech-bubble-bg); border: 1px solid var(--speech-bubble-border); border-radius: var(--radius-large); padding: 8px 12px; font-size: 0.8em; color: var(--speech-bubble-text); box-shadow: var(--shadow-light); z-index: 20; opacity: 0; visibility: hidden; transition: opacity 0.4s ease-in-out, visibility 0.4s ease-in-out; text-align: center; } 
.speech-bubble.visible { opacity: 1; visibility: visible; } 
.speech-bubble::after { content: ''; position: absolute; bottom: -9px; left: 50%; transform: translateX(-50%); width: 0; height: 0; border: 10px solid transparent; border-top-color: var(--speech-bubble-bg); border-bottom-width: 0; filter: drop-shadow(0px 2px 1px rgba(0, 0, 0, 0.05)); } 
.speech-bubble::before { content: ''; position: absolute; bottom: -11px; left: 50%; transform: translateX(-50%); width: 0; height: 0; border: 11px solid transparent; border-top-color: var(--speech-bubble-border); border-bottom-width: 0; z-index: -1; } 
#pet-message { margin: 0; font-weight: bold; } 
.pet-accessories { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 5; pointer-events: none; }
.pet-container p:first-of-type { margin-top: 5px; margin-bottom: 15px; font-weight: 600; color: var(--text-dark); font-size: 1.1em; } 
.stat-container { margin-bottom: 12px; text-align: left; padding: 0 10px; } 
.stat-container label { display: block; margin-bottom: 4px; font-size: 0.9em; font-weight: 600; color: var(--text-medium); } 
.stat-display-wrapper { display: flex; align-items: center; gap: 10px; } 
.stat-bar-bg { background-color: var(--stat-bg); border-radius: var(--radius-round); overflow: hidden; height: 16px; flex-grow: 1; border: 1px solid var(--border-light); } 
.stat-bar { height: 100%; border-radius: var(--radius-round); width: 0%; transition: width 0.4s ease, background-color 0.4s ease; } 
.stat-value { font-size: 0.9em; font-weight: 700; color: var(--text-dark); min-width: 30px; text-align: right; } 
.token-display-container { background: linear-gradient(135deg, var(--token-bg-start), var(--token-bg-end)); color: var(--token-text); padding: 8px 18px; border-radius: var(--radius-round); display: flex; align-items: center; justify-content: center; margin: 15px auto 20px auto; font-weight: 700; font-size: 1.1em; box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1), inset 0 -2px 2px rgba(0,0,0,0.1); border: 1px solid var(--token-border); min-width: 90px; text-align: center; transition: transform 0.2s cubic-bezier(0.68, -0.55, 0.27, 1.55), background 0.2s ease-out, color 0.2s ease-out; } 
.token-icon { margin-right: 8px; font-size: 1.3em; line-height: 1; } 
.token-label { font-size: 0.8em; margin-left: 4px; font-weight: 500; opacity: 0.9; } 
.token-display-container.updated-increase { transform: scale(1.15); background: linear-gradient(135deg, var(--token-increase-bg-start), var(--token-increase-bg-end)); color: var(--token-increase-text); } 
.token-display-container.updated-decrease { transform: scale(0.95); background: linear-gradient(135deg, var(--token-decrease-bg-start), var(--token-decrease-bg-end)); color: var(--token-decrease-text); } 
.pet-button { margin: 5px; padding: 10px 15px; border: none; cursor: pointer; border-radius: var(--radius-medium); background-color: var(--accent-pink); color: var(--text-light); font-size: 0.9em; font-weight: 600; transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease; font-family: inherit;} 
.pet-button:hover { background-color: var(--accent-pink-hover); transform: translateY(-2px); box-shadow: var(--shadow-medium); } 
.pet-button:active { transform: translateY(0px); }
#customize-pet-button { display: block; width: 80%; max-width: 250px; margin: 20px auto 15px auto; padding: 12px 20px; background-color: var(--info-blue); color: white; font-size: 1em; font-weight: 600; }
#customize-pet-button:hover { background-color: var(--info-blue-hover); /* Define --info-blue-hover if not present */ }

#pet-customization-modal .modal-content { text-align: left; }
.pet-customize-columns { display: flex; gap: 20px; align-items: stretch;}
.pet-customize-tabs { display: flex; flex-direction: column; width: 150px; flex-shrink: 0; }
.tab-button { padding: 10px 15px; background-color: #f0f0f0; border: 1px solid #ccc; border-radius: var(--radius-medium); margin-bottom: 5px; cursor: pointer; text-align: center; font-weight: 500; transition: background-color 0.2s ease; }
.tab-button.active { background-color: var(--info-blue); color: white; border-color: var(--info-blue); }
.pet-customize-options { flex: 1; }
.tab-content { display: none; }
.tab-content.active { display: block; }
.pet-customize-colors h4 { margin-bottom: 10px; }
.pet-color-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(80px, 1fr)); gap: 10px; }
.pet-color-option { padding: 0; border-radius: var(--radius-medium); cursor: pointer; box-shadow: var(--shadow-light); transition: transform 0.2s ease; background: none; border: none; display: flex; align-items: center; justify-content: center; width: 80px; height: 80px; }
.pet-color-option:hover { transform: translateY(-2px); box-shadow: var(--shadow-medium); }
.pet-color-option img { display: block; max-width: 100%; max-height: 100%; object-fit: contain; }
.pet-customize-preview { flex: 2; text-align: center; }
.pet-customize-preview label { display: block; margin-bottom: 5px; color: var(--text-medium); }
.pet-customize-preview input { padding: 8px; border: 1px solid var(--border-medium); border-radius: var(--radius-medium); margin-bottom: 15px; width: 100%; max-width: 200px; }
.pet-customize-preview .preview-room { width: 100%; max-width: 200px; height: 0; padding-bottom: 100%; position: relative; margin: 10px auto; overflow: hidden; }
.preview-room .room-layer{ position: absolute; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.preview-room #pet-preview{ position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 100%; height: auto; max-width: 300px; max-height: 300px; object-fit: contain; z-index: 2; }
.environment-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); gap: 10px; margin-bottom: 15px; }
.environment-option { padding: 0; border-radius: var(--radius-medium); cursor: pointer; box-shadow: var(--shadow-light); transition: transform 0.2s ease; background: none; border: none; display: flex; align-items: center; justify-content: center; height: 100px; }
.environment-option:hover { transform: translateY(-2px); box-shadow: var(--shadow-medium); }
.environment-option img { display: block; width: auto; height: auto; max-width: 100%; max-height: 100%; object-fit: contain; }
#pet-customize-exit-confirm .modal-content { max-width: 400px; }
#pet-customize-exit-confirm h2 { color: var(--danger-red); }
#pet-customize-exit-confirm p { text-align: center; margin-bottom: 20px; }
#pet-customize-exit-confirm .prompt-buttons { justify-content: center; }
.prompt-buttons { display: flex; justify-content: center; gap: 1rem; margin-top: 1rem; }
.prompt-button { padding: 0.7rem 1.5rem; border-radius: var(--radius-medium); font-size: 1em; font-weight: 600; cursor: pointer; border: 1px solid transparent; margin-top: 1.5rem; }
.prompt-button.primary { background-color: var(--success-green); color: white; border-color: var(--success-green); }
.prompt-button.primary:hover { background-color: darkgreen; border-color: darkgreen; }
.prompt-button.secondary { background-color: transparent; color: var(--text-medium); border-color: var(--border-medium); }


.simple-pomodoro-container { background-color: var(--container-bg); border-radius: var(--radius-large); padding: 20px 25px; box-shadow: var(--shadow-medium); width: 100%; box-sizing: border-box; text-align: center; border: 1px solid var(--border-light); }
.simple-pomodoro-container h2 { font-size: 1.6em; margin-bottom: 0.5rem; }
.simple-pomodoro-container .text { font-size: 0.9em; margin-bottom: 1rem; color: var(--text-medium); }
#start-pomodoro-btn { padding: 10px 25px; font-size: 1em; background-color: var(--danger-red); color: white; border: none; border-radius: var(--radius-small); cursor: pointer; font-weight: 600; font-family: inherit; }
#start-pomodoro-btn:hover { background-color: var(--danger-red-hover); }
#pomodoro-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: var(--simple-pomodoro-overlay-bg); display: none; flex-direction: column; justify-content: center; align-items: center; z-index: 3000; color: white; padding: 20px; box-sizing: border-box; }
#pomodoro-timer-display { display: flex; flex-direction: column; align-items: center; width: 100%; }
#pomodoro-overlay-timer { font-size: 12em; font-weight: 700; font-family: inherit; text-shadow: 2px 2px 8px rgba(0,0,0,0.6); margin-bottom: 1rem; }
#pomodoro-stop-btn { padding: 10px 20px; font-size: 1.2em; background-color: rgba(255, 255, 255, 0.2); color: white; border: 1px solid rgba(255, 255, 255, 0.5); border-radius: var(--radius-small); cursor: pointer; font-weight: 500; margin-top: 1.5rem; transition: background-color 0.2s ease; font-family: inherit; }
#pomodoro-stop-btn:hover { background-color: rgba(255, 255, 255, 0.35); border-color: rgba(255, 255, 255, 0.8); }
#pomodoro-exit-confirm { 
    background-color: var(--pomodoro-confirm-bg); 
    color: var(--text-dark); padding: 25px 30px; 
    border-radius: var(--radius-medium); box-shadow: var(--shadow-large); 
    max-width: 90%; width: 500px; text-align: center; display: none; 
    flex-direction: column;}
#pomodoro-quote { font-size: 1.1em; font-style: italic; color: var(--text-medium); margin-bottom: 1.5rem; line-height: 1.5; }
.pomodoro-confirm-buttons { display: flex; justify-content: center; gap: 1rem; margin-top: 1rem; }
.pomodoro-confirm-buttons button { padding: 10px 20px; border-radius: var(--radius-small); font-size: 1em; font-weight: 600; cursor: pointer; border: 1px solid transparent; font-family: inherit; }
#pomodoro-continue-btn { background-color: var(--success-green); color: white; border-color: var(--success-green); }
#pomodoro-continue-btn:hover { background-color: var(--success-green-hover); border-color: var(--success-green-hover); }
#pomodoro-confirm-exit-btn { background-color: var(--danger-red); color: white; border-color: var(--danger-red); }
#pomodoro-confirm-exit-btn:hover { background-color: var(--danger-red-hover); border-color: var(--danger-red-hover); }

#confirm-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: var(--overlay-bg); display: none; justify-content: center; align-items: center; z-index: 1200; padding: 20px; opacity: 0; transition: opacity 0.3s ease; }
#confirm-overlay.active { display: flex; opacity: 1; }
#confirm-message { background-color: var(--container-bg-alt); padding: 25px 35px; border-radius: var(--radius-medium); font-size: 1.2em; font-weight: 500; color: var(--text-dark); text-align: center; box-shadow: var(--shadow-large); max-width: 90%; }

.buddycam-container { width: 100%; max-width: 900px; margin: 20px auto; padding: 25px; background-color: var(--container-bg); border-radius: var(--radius-large); box-shadow: var(--shadow-medium); text-align: center; border: 1px solid var(--border-light); display: none; }
.buddycam-header h2 { margin-bottom: 0.5rem; }
.buddycam-description { color: var(--text-medium); margin-bottom: 1.5rem; font-size: 1.05em; }
.camera-container { position: relative; width: 100%; max-width: 640px; margin: 0 auto 1.5rem auto; background-color: #000; border-radius: var(--radius-medium); overflow: hidden; border: 1px solid var(--border-dark); }
#camera-feed { display: block; width: 100%; height: auto; transform: scaleX(-1); }
.buddy-character { position: absolute; bottom: 15px; right: 15px; width: 100px; text-align: center; z-index: 10; }
#buddy-image { width: 80px; height: 80px; display: block; margin: 0 auto 5px auto; cursor: pointer; filter: drop-shadow(2px 2px 3px rgba(0,0,0,0.3)); }
#buddy-message { background-color: rgba(0, 0, 0, 0.6); color: white; padding: 5px 8px; border-radius: var(--radius-small); font-size: 0.8em; opacity: 0; transition: opacity 0.5s ease; }
#start-buddycam.start-button { padding: 10px 25px; font-size: 1em; background-color: var(--success-green); color: white; border: none; border-radius: var(--radius-small); cursor: pointer; font-weight: 600; font-family: inherit;}
#start-buddycam.start-button:hover { background-color: var(--success-green-hover); }

button:focus, input:focus, textarea:focus { outline: 2px solid var(--primary-accent); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--container-bg); border-radius: 10px; }
::-webkit-scrollbar-thumb { background: var(--border-dark); border-radius: 10px; border: 2px solid var(--container-bg); }
::-webkit-scrollbar-thumb:hover { background: var(--text-medium); }

@media (max-width: 1200px) {
    .main-container { flex-direction: column; align-items: center; gap: 30px; padding: 0 10px;}
    .left-column, .right-column { flex-basis: auto; width: 100%; max-width: 850px; min-width: unset; }
    .right-column { max-width: 500px; }
    .left-column .planner-main { padding: 0px 25px 25px 25px; gap: 25px;}
    .left-column .planner-main.controls-hidden .schedule-section { max-width: 100%; }
    .planner-controls-wrapper.hidden { margin-right: 0; }
    .planner-controls-wrapper:not(.hidden) { min-width: unset; width: 100%; }
}

@media (max-width: 768px) {
    .header { padding: 0.6rem 1rem; height: 60px; } body { padding-top: 60px; } .header h1 { font-size: 1.5em; } .user-profile { gap: 0.5rem; } #username-display { display: none; } .user-profile img#profile-image { width: 35px; height: 35px; } .user-profile button { font-size: 0.8em; padding: 0.3rem 0.6rem; }
    .main-container { margin-top: 10px; gap: 20px; padding: 0 10px;}
    .left-column, .right-column { max-width: 95%; }
    .nav-menu { width: 250px; left: -250px;}

    .left-column { border-radius: 8px; min-width: unset; }
    .left-column .planner-header { padding: 15px 20px; border-radius: 8px 8px 0 0;}
    .left-column .planner-header > h1 { font-size: 1.5em;}
    .planner-controls-header-internal h2 { font-size: 1.2em;}
    .schedule-section-header h2 { font-size: 1.3em; margin-bottom: 10px; }
    .left-column .planner-main { flex-direction: column; gap: 20px; padding: 0 20px 15px 20px;}
    .left-column .planner-main.controls-hidden { gap: 0; }

    .left-column .input-group label, .left-column .slider-group > label { font-size: 0.85em; margin-bottom: 5px;}
    .left-column textarea#task-input, .left-column input[type="text"] { padding: 8px;}
    .left-column .radio-group { padding: 8px;}
    .left-column .radio-group label { margin-right: 10px; font-size: 0.9em;}
    .left-column button#generate-schedule { padding: 10px 20px; font-size: 1em;}
    .left-column button.planner-action-button { padding: 8px 15px; font-size: 0.9em; margin-top: 15px;}
    .left-column .schedule-section { padding-bottom: 10px;}
    .left-column .schedule-display { max-height: 500px;}
    .left-column .time { flex-basis: 70px; font-size: 0.8em; padding: 5px;}
    .left-column .task-item { padding: 6px 10px; font-size: 0.85em; border-left-width: 3px; min-height: 30px;}
    .left-column .task-item.priority { outline-width: 1px; outline-offset: -1px; box-shadow: 0 0 6px var(--priority-border-glow);}
    .left-column .task-segment-start .priority-star { font-size: 1em;}
    .left-column .task-segment-start .delete-task { width: 16px; height: 16px; font-size: 0.7em; top: -6px; right: -6px;}
    .left-column .task-segment-start .resize-handle { height: 6px; border-width: 1px;}
    .left-column .task-segment-start .resize-handle.top { top: -3px;}
    .left-column .task-segment-start .resize-handle.bottom { bottom: -3px;}
    .left-column .task-content .task-actions i { font-size: 1em; }
    .left-column .task-content .task-complete-checkbox { width: 16px; height: 16px;}

    .modal { padding: 20px; max-width: 90%; }
    .modal h3 { font-size: 1.3em; margin-bottom: 15px;}
    .modal .modal-buttons { gap: 10px;}
    .modal .modal-buttons button { padding: 8px 15px; font-size: 0.9em;}
    #reset-confirm-modal { max-width: 90%; }
    #info-box { max-width: 90%; }
    #info-box .close-btn { font-size: 1.4em; top:10px; right: 10px;}
    #camera-modal video { max-width: 100%; }

    .right-column { max-width: 95%; }
    .token-display-container { font-size: 1em; padding: 6px 12px;}
    .pet-container { padding: 15px; }
    #pet { width: 120px; }
    .stat-display-wrapper { gap: 5px;}
    .stat-bar-bg { height: 14px;}
    .stat-value { font-size: 0.8em; min-width: 25px;}
    .pet-button { padding: 8px 12px; font-size: 0.85em;}

    .simple-pomodoro-container { padding: 15px; }
    #start-pomodoro-btn { padding: 8px 20px; }
    #pomodoro-overlay-timer { font-size: 8em; }
    #pomodoro-stop-btn { font-size: 1.2em; padding: 10px 20px; margin-top: 1.5rem; }
    #pomodoro-exit-confirm { width: 90%; padding: 20px; }
    #pomodoro-quote { font-size: 1em; }
    .pomodoro-confirm-buttons { flex-direction: row; gap: 1rem;} 
    .pomodoro-confirm-buttons button { width: auto; }
}

@media (max-width: 480px) {
    .header { padding: 0.5rem 0.8rem; height: 55px; } body { padding-top: 55px; } .header h1 { font-size: 1.3em; } .user-profile button#profile-button { display: none; } .guest-profile .header-auth-button { padding: 0.3rem 0.7rem; font-size: 0.85em;} .user-profile img#profile-image { width: 30px; height: 30px; }
    .main-container { padding: 0 5px; gap: 15px;}
    .left-column, .right-column { max-width: 100%; }

    .left-column { border-radius: 6px;}
    .left-column .planner-header { padding: 10px 15px; border-radius: 6px 6px 0 0;}
    .left-column .planner-header > h1 { font-size: 1.3em;}
    .planner-controls-header-internal h2 { font-size: 1.1em;}
    .schedule-section-header h2 { font-size: 1.2em; margin-bottom: 8px;}
    #planner-controls-toggle-action, #schedule-section-controls-toggle { width: 22px; height: 18px;}
    #planner-controls-toggle-action span, #schedule-section-controls-toggle span { height: 2px; }
    #planner-controls-toggle-action.active span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
    #planner-controls-toggle-action.active span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

    .left-column .planner-main { flex-direction: column; gap: 15px; padding: 0 15px 10px 15px;}
    .left-column .input-group label, .left-column .slider-group > label { font-size: 0.85em; margin-bottom: 5px;}
    .left-column textarea#task-input, .left-column input[type="text"] { padding: 8px;}
    .left-column .radio-group { padding: 6px;}
    .left-column .radio-group label { margin-right: 8px; font-size: 0.9em;}
    .left-column button#generate-schedule { padding: 8px 15px; font-size: 0.9em;}
    .left-column button.planner-action-button { padding: 6px 12px; font-size: 0.8em; margin-top: 10px;}
    .left-column .schedule-section { padding-bottom: 10px;}
    .left-column .schedule-display { max-height: 400px; border-radius: 6px;}
    .left-column .time-slot { min-height: 45px;}
    .left-column .time { flex-basis: 60px; font-size: 0.75em; padding: 4px;}
    .left-column .task-item { padding: 5px 8px; font-size: 0.8em; border-left-width: 2px; min-height: 28px;}
    .left-column .task-item.priority { outline-width: 1px; outline-offset: -1px; box-shadow: 0 0 4px var(--priority-border-glow);}
    .left-column .task-break.task-segment-start::before { font-size: 0.85em;}
    .left-column .task-content .task-actions { gap: 5px;}
    .left-column .task-content .task-actions i { font-size: 0.9em; }
    .left-column .task-segment-start .priority-star { font-size: 0.9em;}
    .left-column .task-segment-start .delete-task { width: 14px; height: 14px; font-size: 0.7em; top: -5px; right: -5px;}
    .left-column .task-segment-start .resize-handle { height: 5px; border-width: 1px;}
    .left-column .task-segment-start .resize-handle.top { top: -2.5px;}
    .left-column .task-segment-start .resize-handle.bottom { bottom: -2.5px;}

    .modal { padding: 15px; } 
    .modal h3 { font-size: 1.2em; margin-bottom: 10px;}
    .modal .modal-buttons { gap: 8px; flex-direction: column;}
    .modal .modal-buttons button { padding: 8px 12px; font-size: 0.9em; width: 100%;}
    #reset-confirm-modal p { font-size: 0.95em; margin-bottom: 15px; }
    #info-box p { font-size: 0.9em; margin-bottom: 8px;}
    #info-box .close-btn { font-size: 1.3em; top: 8px; right: 8px;}

    .right-column { max-width: 100%; }
    .token-display-container { font-size: 1em; padding: 6px 12px;}
    .pet-container { padding: 15px; }
    #pet { width: 120px; }
    .stat-display-wrapper { gap: 5px;}
    .stat-bar-bg { height: 14px;}
    .stat-value { font-size: 0.8em; min-width: 25px;}
    .pet-button { padding: 8px 12px; font-size: 0.85em;}

    .simple-pomodoro-container { padding: 15px; }
    #start-pomodoro-btn { padding: 8px 15px; }
    #pomodoro-overlay-timer { font-size: 5.5em; }
    #pomodoro-stop-btn { font-size: 1em; padding: 8px 15px; margin-top: 1rem; }
    #pomodoro-exit-confirm { width: 95%; padding: 15px; }
    #pomodoro-quote { font-size: 0.95em; margin-bottom: 1rem; }
    .pomodoro-confirm-buttons { flex-direction: column; gap: 0.5rem;}
    .pomodoro-confirm-buttons button { width: 100%;}
}

.profile-panel { position: fixed; right: -320px; top: var(--header-height); width: 300px; background-color: white; box-shadow: -5px 0 15px rgba(0,0,0,0.1); border-radius: 8px 0 0 8px; z-index: 1000; transition: right 0.3s ease-in-out; overflow: hidden; border-left: 1px solid var(--border-light); }
.profile-panel.active { right: 0; }
.profile-panel-header { display: flex; justify-content: space-between; align-items: center; padding: 15px; background: linear-gradient(to right, var(--gradient-start), var(--gradient-end)); color: white; }
.profile-panel-header h3 { margin: 0; font-size: 1.2rem; color: white; }
.profile-panel-content { padding: 15px; }
.panel-avatar-container { position: relative; width: 100px; height: 100px; margin: 0 auto 15px; border-radius: 50%; overflow: hidden; cursor: pointer; border: 2px solid var(--primary-accent); box-shadow: var(--shadow-medium); }
.panel-avatar-container img { width: 100%; height: 100%; object-fit: cover; }
.panel-avatar-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.2s; color: white; font-weight: 500; }
.panel-avatar-container:hover .panel-avatar-overlay { opacity: 1; }
.panel-form-group { margin-bottom: 15px; position: relative; }
.panel-form-group label { display: block; margin-bottom: 5px; font-weight: 500; font-size: 0.9em; color: var(--text-medium); }
.panel-form-group input, .panel-form-group textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border-medium); border-radius: var(--radius-small); font-size: 14px; box-shadow: var(--shadow-inset); }
.panel-form-group textarea { resize: vertical; min-height: 80px; }
.panel-form-group .char-count { position: absolute; right: 5px; bottom: 5px; font-size: 12px; color: #777; }
.panel-actions { text-align: right; }
.panel-save-button { background: linear-gradient(to right, var(--gradient-start), var(--gradient-end)); color: white; border: none; border-radius: var(--radius-small); padding: 8px 15px; font-weight: 500; cursor: pointer; transition: all 0.2s; font-family: inherit; }
.panel-save-button:hover { transform: translateY(-2px); box-shadow: 0 3px 5px rgba(0,0,0,0.1); }

@media (max-width: 480px) {
    .profile-panel { width: 100%; right: -100%; top: var(--header-height); border-radius: 0; }
    .profile-panel.active { right: 0; }
    .profile-panel-header { padding: 12px; }
    .profile-panel-header h3 { font-size: 1.1rem; }
    .profile-panel-content { padding: 12px; }
    .panel-avatar-container { width: 80px; height: 80px; }
    .panel-form-group input, .panel-form-group textarea { padding: 6px 8px; font-size: 13px; }
    .panel-save-button { padding: 6px 12px; font-size: 0.9em; }
}

#notification-container { position: fixed; bottom: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; align-items: flex-end; }
.notification { background-color: #4CAF50; color: white; padding: 12px 20px; margin-bottom: 10px; border-radius: 4px; box-shadow: 0 2px 5px rgba(0,0,0,0.2); transform: translateX(100%); opacity: 0; transition: all 0.3s ease-in-out; font-family: inherit; }
.notification.success { background-color: #4CAF50; }
.notification.error { background-color: #F44336; }
.notification.info { background-color: #2196F3; }
.notification.show { transform: translateX(0); opacity: 1; }

body.dark-mode {
    background: linear-gradient(to bottom, #303030, #202020);
    color: #f0f0f0;
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4,
body.dark-mode h5,
body.dark-mode h6,
body.dark-mode label,
body.dark-mode .pet-container h2,
body.dark-mode .simple-pomodoro-container h2,
body.dark-mode #confirm-message,
body.dark-mode #username-display,
body.dark-mode #mood,
body.dark-mode .simple-pomodoro-container .text,
body.dark-mode .pet-container > p {
    color: #ffffff;
}

body.dark-mode .header {
    background-color: #282828;
    border-bottom: 1px solid #404040;
}
body.dark-mode .header .hamburger-button span { 
    background-color: #f0f0f0; 
}
body.dark-mode #planner-controls-toggle-action span,
body.dark-mode #schedule-section-controls-toggle span {
    background-color: #ffffff;
}
body.dark-mode .left-column .planner-header > h1 { 
    color: white; 
}
body.dark-mode .planner-controls-header-internal h2 { 
    color: var(--primary-accent); 
}
body.dark-mode .schedule-section-header h2 { 
    color: var(--primary-accent); 
}

body.dark-mode .nav-menu {
    background-color: #282828;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
}
body.dark-mode .nav-item { color: #f0f0f0; }
body.dark-mode .nav-item:hover { background-color: #383838; color: var(--primary-accent); }

body.dark-mode .left-column { background-color: #333; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3); }
body.dark-mode .left-column .schedule-display { background-color: #2a2a2a; border: 1px solid #484848; }
body.dark-mode .left-column .time { background-color: #333; color: #bbb; border-right: 1px solid #484848; }
body.dark-mode .left-column textarea#task-input,
body.dark-mode .left-column input[type="text"] { background-color: #404040; color: #eee; border: 1px solid #555; }
body.dark-mode .left-column .input-group label,
body.dark-mode .left-column .slider-group > label { color: #ccc; }
body.dark-mode .left-column .slider-label .slider-value { background-color: #484848; color: var(--primary-accent); }
body.dark-mode .left-column .radio-group { background-color: #383838; border: 1px solid #505050; }
body.dark-mode .left-column .radio-group label { color: #ddd; }
body.dark-mode .left-column .radio-group label:hover { color: var(--primary-accent); }
body.dark-mode .left-column .task-item { background-color: #444; border-left-color: #666; color: #eee; }
body.dark-mode .left-column .task-item.completed:not(.task-break) { background-color: #3a3a3a; border-left-color: #555; color: #999; }
body.dark-mode .left-column .task-item.completed .task-description-text { color: #888; }
body.dark-mode .left-column .task-essay { background-color: #3a4a4a; border-left-color: #527575; }
body.dark-mode .left-column .task-logo { background-color: #4a453a; border-left-color: #756b52; }
body.dark-mode .left-column .task-video { background-color: #3a3a4a; border-left-color: #525275; }
body.dark-mode .left-column .task-break { background-color: #333; border-left-color: #505050; color: #aaa; }
body.dark-mode .left-column .task-break.task-segment-start::before { color: #aaa; }
body.dark-mode .left-column .activity .editable-empty-slot { background-color: #383838; border: 1px dashed #555; color: #999; }
body.dark-mode .left-column .activity .editable-empty-slot:empty::before { color: #777; }
body.dark-mode .left-column .activity .editable-empty-slot:focus { background-color: #484848; border-color: var(--planner-secondary-color); }
body.dark-mode .left-column .schedule-display > .status-message { background-color: rgba(40, 40, 40, 0.95); color: #eee; }
body.dark-mode .left-column .status-error { color: var(--planner-error-color); } 
body.dark-mode .left-column .status-loading { color: #ccc; }

body.dark-mode .pet-container,
body.dark-mode .simple-pomodoro-container { background-color: #333; border: 1px solid #484848; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3); color: #f0f0f0; }
body.dark-mode .pet-container h2, body.dark-mode .simple-pomodoro-container h2 { color: #fff; }
body.dark-mode .pet-container p:first-of-type { color: #fff; } 
body.dark-mode .simple-pomodoro-container .text { color: #ccc; } 
body.dark-mode .stat-container label { color: #bbb; }
body.dark-mode .stat-bar-bg { background-color: #484848; border-color: #555; }
body.dark-mode .stat-value { color: #eee; }

body.dark-mode .modal { background-color: #383838; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); color: #f0f0f0; }
body.dark-mode .modal-content { background-color: #404040; box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); color: #f0f0f0; }
body.dark-mode .modal h3, body.dark-mode .modal-content h2 { color: var(--primary-accent); }
body.dark-mode .modal-header { border-bottom: 1px solid #505050; }
body.dark-mode .modal p { color: #ddd; }
body.dark-mode .modal .modal-buttons button.secondary { background-color: #484848; color: #eee; border-color: #606060; }
body.dark-mode .modal .modal-buttons button.secondary:hover { background-color: #555; border-color: #777; }
body.dark-mode #pomodoro-exit-confirm { background-color: rgba(40, 40, 40, 0.95); color: #eee; }
body.dark-mode #pomodoro-quote { color: #bbb; }

body.dark-mode .profile-panel { background-color: #282828; box-shadow: -5px 0 15px rgba(0, 0, 0, 0.5); border-left: 1px solid #404040; color: #f0f0f0; }
body.dark-mode .panel-form-group label { color: #bbb; }
body.dark-mode .panel-form-group input,
body.dark-mode .panel-form-group textarea { background-color: #404040; color: #eee; border: 1px solid #555; }
body.dark-mode .panel-form-group .char-count { color: #888; }

body.dark-mode ::-webkit-scrollbar-track { background: #282828; }
body.dark-mode ::-webkit-scrollbar-thumb { background: #555; border-color: #282828; }
body.dark-mode ::-webkit-scrollbar-thumb:hover { background: #777; }