/* Timelines Page Specific Styles */

/* Header */
.timelines-header {
    padding: 30px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: linear-gradient(to bottom, var(--bg-color) 0%, transparent 100%);
}

.back-link,
.theme-toggle-header {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease;
    opacity: 0.8;
    width: 50px;
    height: 50px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    cursor: pointer;
    flex-shrink: 0;
}

.back-link {
    text-decoration: none;
}

.theme-toggle-header {
    position: relative;
}

.back-link:hover,
.theme-toggle-header:hover {
    opacity: 1;
    transform: scale(1.05);
    background: var(--card-bg-hover);
    border-color: var(--card-border-hover);
}

.back-link:active,
.theme-toggle-header:active {
    transform: scale(0.95);
}

.logo-small {
    width: 100px;
    height: auto;
    filter: var(--logo-filter);
    transition: filter 0.5s ease;
    position: absolute !important;
    left: 50% !important;
    top: 50%;
    transform: translate(-50%, -50%) !important;
    margin: 0 !important;
    pointer-events: none;
}

/* Main Content Area with Canvas and Controls */
.timelines-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

/* Canvas Container */
.canvas-container {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: none;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
    position: relative;
}

/* Scroll Down Arrow */
.scroll-down-arrow {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 90;
    transition: all 0.3s ease;
    animation: bounce 2s infinite;
    opacity: 0.8;
}

.scroll-down-arrow:hover {
    opacity: 1;
    transform: translateX(-50%) scale(1.1);
    background: var(--card-bg-hover);
    border-color: var(--card-border-hover);
    animation: none;
}

.scroll-down-arrow:active {
    transform: translateX(-50%) scale(0.95);
}

.scroll-down-arrow svg {
    color: var(--text-color);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

.canvas-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    max-width: 100%;
    object-fit: contain;
}

/* Control Panel */
.control-panel {
    width: calc(100% - 80px);
    max-width: 800px;
    margin: -60px auto 40px auto;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 60px var(--card-shadow);
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 50;
}

.controls-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

/* Control Groups */
.control-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.control-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    opacity: 0.7;
}

/* Mode Toggle */
.mode-toggle {
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.2);
    padding: 4px;
    border-radius: 12px;
}

.mode-btn {
    flex: 1;
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-color);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    opacity: 0.6;
}

.mode-btn:hover {
    opacity: 0.8;
}

.mode-btn.active {
    background: var(--text-color);
    color: var(--bg-color);
    opacity: 1;
}

/* Time Inputs */
.time-inputs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.time-input-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.time-input {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
}

.time-input:focus {
    outline: none;
    border-color: var(--card-border-hover);
    background: rgba(0, 0, 0, 0.3);
}

.time-label {
    font-size: 11px;
    opacity: 0.6;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.time-separator {
    font-size: 24px;
    font-weight: 300;
    margin-top: -15px;
    opacity: 0.5;
}

/* Time Display */
.time-display {
    padding: 15px 20px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    font-size: 28px;
    font-weight: 600;
    text-align: center;
    font-variant-numeric: tabular-nums;
    letter-spacing: 2px;
}

/* Buttons */
.apply-btn,
.download-btn {
    width: 100%;
    padding: 14px 20px;
    background: var(--text-color);
    color: var(--bg-color);
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.apply-btn:hover,
.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--card-shadow);
}

.apply-btn:active,
.download-btn:active {
    transform: translateY(0);
}

/* Resolution Options */
.resolution-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 12px;
}

.resolution-btn {
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.resolution-btn:hover {
    background: rgba(0, 0, 0, 0.3);
    border-color: var(--card-border-hover);
    transform: scale(1.02);
}

.resolution-btn.active {
    background: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

/* Custom Resolution */
.custom-resolution {
    margin-bottom: 12px;
}

.res-inputs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.res-input {
    flex: 1;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 14px;
    text-align: center;
}

.res-input:focus {
    outline: none;
    border-color: var(--card-border-hover);
    background: rgba(0, 0, 0, 0.3);
}

.res-separator {
    font-size: 16px;
    opacity: 0.5;
}

/* Control Info */
.control-info {
    padding-top: 20px;
    border-top: 1px solid var(--card-border);
    margin-top: auto; /* Push to bottom when panel has extra space */
}

.info-text {
    font-size: 12px;
    line-height: 1.6;
    opacity: 0.7;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--text-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    margin-top: 20px;
    font-size: 16px;
    opacity: 0.8;
}

/* Theme Toggle Icons */
.theme-toggle-header .theme-icon {
    width: 22px;
    height: 22px;
    color: var(--text-color);
}

.theme-toggle-header .sun-icon {
    display: none;
}

body.light-mode .theme-toggle-header .sun-icon {
    display: block;
}

body.light-mode .theme-toggle-header .moon-icon {
    display: none;
}

.theme-toggle-header .moon-icon {
    display: block;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .timelines-header {
        padding: 30px 40px;
    }
    
    .logo-small {
        width: 80px !important;
    }
    
    .control-panel {
        width: calc(100% - 60px);
        max-width: 100%;
        margin: -60px auto 30px auto;
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .timelines-header {
        padding: 25px 30px;
    }
    
    .logo-small {
        width: 70px !important;
    }
    
    .back-link,
    .theme-toggle-header {
        width: 45px;
        height: 45px;
    }
    
    .theme-toggle-header .theme-icon {
        width: 20px;
        height: 20px;
    }
    
    .control-panel {
        width: calc(100% - 40px);
        margin: -50px auto 25px auto;
        padding: 25px 20px;
        border-radius: 20px;
    }
    
    .controls-content {
        gap: 20px;
    }
    
    .resolution-options {
        grid-template-columns: 1fr;
    }
    
    .time-display {
        font-size: 24px;
    }
    
    .scroll-down-arrow {
        width: 50px;
        height: 50px;
        bottom: 30px;
    }
    
    .scroll-down-arrow svg {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    .timelines-header {
        padding: 20px;
    }
    
    .logo-small {
        width: 60px !important;
    }
    
    .back-link,
    .theme-toggle-header {
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle-header .theme-icon {
        width: 18px;
        height: 18px;
    }
    
    .control-panel {
        width: calc(100% - 30px);
        margin: -40px auto 20px auto;
        padding: 20px 15px;
        border-radius: 16px;
    }
    
    .time-inputs {
        flex-direction: column;
        gap: 8px;
    }
    
    .time-separator {
        display: none;
    }
    
    .time-input {
        font-size: 16px;
    }
    
    .time-display {
        font-size: 20px;
        padding: 12px 15px;
    }
    
    .scroll-down-arrow {
        width: 45px;
        height: 45px;
        bottom: 20px;
    }
    
    .scroll-down-arrow svg {
        width: 24px;
        height: 24px;
    }
}