/* Material Design 3 - Book Order Tracking System */
/* Inspired by literary and bookstore aesthetics */

:root {
    /* Primary Colors - Warm Terra Cotta */
    --md-sys-color-primary: #8B4513;
    --md-sys-color-on-primary: #FFFFFF;
    --md-sys-color-primary-container: #DDBEA9;
    --md-sys-color-on-primary-container: #2D1B12;
    
    /* Secondary Colors - Deep Forest Green */
    --md-sys-color-secondary: #2D5A3D;
    --md-sys-color-on-secondary: #FFFFFF;
    --md-sys-color-secondary-container: #B3D9C0;
    --md-sys-color-on-secondary-container: #1A332A;
    
    /* Tertiary Colors - Golden Accent */
    --md-sys-color-tertiary: #B8860B;
    --md-sys-color-on-tertiary: #FFFFFF;
    --md-sys-color-tertiary-container: #F4E5AA;
    --md-sys-color-on-tertiary-container: #3D2F0B;
    
    /* Surface Colors */
    --md-sys-color-surface: #FEF7F0;
    --md-sys-color-on-surface: #1F1B16;
    --md-sys-color-surface-variant: #F5E6D8;
    --md-sys-color-on-surface-variant: #52443C;
    
    /* Background */
    --md-sys-color-background: #FEF7F0;
    --md-sys-color-on-background: #1F1B16;
    
    /* Error Colors */
    --md-sys-color-error: #BA1A1A;
    --md-sys-color-on-error: #FFFFFF;
    --md-sys-color-error-container: #FFDAD6;
    --md-sys-color-on-error-container: #410002;
    
    /* Success Colors */
    --md-sys-color-success: #2D5A3D;
    --md-sys-color-on-success: #FFFFFF;
    --md-sys-color-success-container: #B3D9C0;
    
    /* Typography */
    --md-sys-typescale-display-large-font: 'Roboto', sans-serif;
    --md-sys-typescale-display-large-size: 57px;
    --md-sys-typescale-headline-large-size: 32px;
    --md-sys-typescale-headline-medium-size: 28px;
    --md-sys-typescale-title-large-size: 22px;
    --md-sys-typescale-body-large-size: 16px;
    
    /* Shape */
    --md-sys-shape-corner-extra-small: 4px;
    --md-sys-shape-corner-small: 8px;
    --md-sys-shape-corner-medium: 12px;
    --md-sys-shape-corner-large: 16px;
    --md-sys-shape-corner-extra-large: 28px;
    
    /* Elevation */
    --md-sys-elevation-level1: 0px 1px 3px rgba(0,0,0,0.12), 0px 1px 2px rgba(0,0,0,0.24);
    --md-sys-elevation-level2: 0px 3px 6px rgba(0,0,0,0.16), 0px 3px 6px rgba(0,0,0,0.23);
    --md-sys-elevation-level3: 0px 10px 20px rgba(0,0,0,0.19), 0px 6px 6px rgba(0,0,0,0.23);
}

* {
    box-sizing: border-box;
}

body {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
    background-color: var(--md-sys-color-background);
    color: var(--md-sys-color-on-background);
    font-family: 'Roboto', sans-serif;
    margin: 0;
    line-height: 1.6;
}

main {
    flex: 1 0 auto;
}

/* Progress Steps - Material Design 3 */
.progress-container {
    position: relative;
    margin: 24px 0;
    padding: 0 8px;
}

.progress-step {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.progress-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 24px;
    top: 48px;
    width: 2px;
    height: 32px;
    background-color: var(--md-sys-color-surface-variant);
    z-index: 1;
    border-radius: 1px;
}

.progress-step.active:not(:last-child)::after {
    background-color: var(--md-sys-color-primary);
}

.progress-step.completed:not(:last-child)::after {
    background-color: var(--md-sys-color-success);
}

.step-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--md-sys-shape-corner-extra-large);
    background-color: var(--md-sys-color-surface-variant);
    color: var(--md-sys-color-on-surface-variant);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
    z-index: 2;
    position: relative;
    flex-shrink: 0;
    box-shadow: var(--md-sys-elevation-level1);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.progress-step.active .step-icon {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    box-shadow: var(--md-sys-elevation-level2);
    transform: scale(1.05);
}

.progress-step.completed .step-icon {
    background-color: var(--md-sys-color-success);
    color: var(--md-sys-color-on-success);
    box-shadow: var(--md-sys-elevation-level2);
}

.progress-step:hover .step-icon {
    box-shadow: var(--md-sys-elevation-level2);
    transform: scale(1.02);
}

.step-content {
    flex: 1;
    padding: 4px 0;
}

.step-title {
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: 500;
    margin: 0 0 6px 0;
    color: var(--md-sys-color-on-surface);
    line-height: 1.4;
}

.progress-step.active .step-title {
    color: var(--md-sys-color-primary);
    font-weight: 600;
}

.progress-step.completed .step-title {
    color: var(--md-sys-color-success);
}

.step-description {
    margin: 0;
    color: var(--md-sys-color-on-surface-variant);
    font-size: 14px;
    line-height: 1.4;
}

.step-date {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 12px;
    margin-top: 4px;
    opacity: 0.8;
}

/* Origin Cards - Material Design 3 */
.origin-card {
    background-color: var(--md-sys-color-surface);
    border-radius: var(--md-sys-shape-corner-large);
    box-shadow: var(--md-sys-elevation-level1);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid var(--md-sys-color-outline-variant);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 450px;
}

.origin-card:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-2px);
}

.origin-header {
    background: linear-gradient(135deg, var(--md-sys-color-primary-container), var(--md-sys-color-secondary-container));
    color: var(--md-sys-color-on-primary-container);
    padding: 20px;
    border-radius: 0;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.origin-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="books" patternUnits="userSpaceOnUse" width="20" height="20"><rect width="20" height="20" fill="none"/><rect x="2" y="5" width="3" height="10" fill="%23fff" opacity="0.1"/><rect x="6" y="3" width="3" height="12" fill="%23fff" opacity="0.1"/><rect x="10" y="6" width="3" height="9" fill="%23fff" opacity="0.1"/><rect x="14" y="4" width="3" height="11" fill="%23fff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23books)"/></svg>') repeat;
    opacity: 0.3;
    pointer-events: none;
}

.origin-flag {
    width: 28px;
    height: 20px;
    margin-right: 12px;
    border-radius: var(--md-sys-shape-corner-extra-small);
    display: inline-block;
    vertical-align: middle;
    font-size: 16px;
    line-height: 20px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.origin-flag-large {
    font-size: 36px;
    line-height: 1;
    display: block;
    text-align: center;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
    transition: transform 0.2s ease;
}

.origin-flag-large:hover {
    transform: scale(1.1);
}

.origin-status {
    padding: 6px 16px;
    border-radius: var(--md-sys-shape-corner-extra-large);
    font-size: 12px;
    font-weight: 600;
    color: var(--md-sys-color-on-tertiary);
    display: inline-block;
    margin-left: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--md-sys-elevation-level1);
    transition: all 0.2s ease;
}

.origin-status:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-1px);
}

/* Status Colors - Literary Theme */
.status-obtaining_products { 
    background: linear-gradient(135deg, #D2691E, #CD853F);
    color: white;
}
.status-requested_supplier { 
    background: linear-gradient(135deg, #8B4513, #A0522D);
    color: white;
}
.status-in_office { 
    background: linear-gradient(135deg, var(--md-sys-color-primary), #A0522D);
    color: var(--md-sys-color-on-primary);
}
.status-traveling { 
    background: linear-gradient(135deg, #B8860B, #DAA520);
    color: white;
}
.status-in_office_destination { 
    background: linear-gradient(135deg, var(--md-sys-color-secondary), #228B22);
    color: var(--md-sys-color-on-secondary);
}
.status-shipped { 
    background: linear-gradient(135deg, var(--md-sys-color-success), #32CD32);
    color: var(--md-sys-color-on-success);
}

/* Origins Container - Flex Layout */
.origins-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Card Content Wrapper */
.card-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 0;
}

.progress-section {
    flex: 1;
    margin-top: 20px;
}

/* Collapsible Details Styles */
.collapsible-details {
    transition: all 0.3s ease-in-out;
    overflow: hidden;
    opacity: 0;
    max-height: 0;
}

.collapsible-details.expanded {
    opacity: 1;
    max-height: 1000px;
}

.expand-icon {
    transition: transform 0.3s ease;
    user-select: none;
}

.origin-card {
    transition: all 0.3s ease;
}

.origin-card:hover {
    box-shadow: var(--md-sys-elevation-level3);
    transform: translateY(-4px);
}

.origin-card.expanded {
    box-shadow: var(--md-sys-elevation-level2);
}

/* Product Info - Material Design 3 */
.product-info {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
    padding: 16px;
    background-color: var(--md-sys-color-surface-variant);
    border-radius: var(--md-sys-shape-corner-medium);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    min-height: 120px;
    flex: 1;
}

.product-info:hover {
    background-color: var(--md-sys-color-primary-container);
    transform: translateY(-1px);
    box-shadow: var(--md-sys-elevation-level1);
}

.product-image {
    width: 72px;
    height: 108px;
    object-fit: cover;
    border-radius: var(--md-sys-shape-corner-medium);
    margin-right: 16px;
    flex-shrink: 0;
    box-shadow: var(--md-sys-elevation-level2);
    border: 2px solid var(--md-sys-color-primary-container);
    transition: all 0.3s ease;
}

.product-image:hover {
    transform: scale(1.05);
    box-shadow: var(--md-sys-elevation-level3);
}

.product-details {
    flex: 1;
    min-width: 0;
}

.product-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--md-sys-color-on-surface);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.product-quantity {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 14px;
    margin: 0;
    font-weight: 500;
}

.product-price {
    color: var(--md-sys-color-primary);
    font-weight: 700;
    font-size: 18px;
    text-align: right;
    margin-top: 8px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

/* Responsive Design */
@media only screen and (max-width: 768px) {
    .origin-card {
        min-height: auto;
        margin-bottom: 20px;
    }
    
    .product-info {
        flex-direction: column;
        text-align: center;
        min-height: auto;
        padding: 12px;
        align-items: center;
    }
    
    .product-image {
        margin: 0 auto 12px auto;
        width: 60px;
        height: 90px;
    }
    
    .product-details {
        text-align: center;
        margin-bottom: 12px;
    }
    
    .product-title {
        font-size: 14px;
        -webkit-line-clamp: 3;
        line-clamp: 3;
    }
    
    .product-price {
        text-align: center;
        margin-top: 8px;
        font-size: 16px;
    }
    
    .origin-header {
        padding: 16px;
        text-align: center;
    }
    
    .progress-step {
        margin-bottom: 16px;
    }
    
    .step-content {
        margin-left: 8px;
    }
    
    .card-content {
        padding: 16px;
    }
}

@media only screen and (max-width: 480px) {
    /* Increase nav height significantly for mobile */
    nav {
        height: 72px !important;
        line-height: 72px !important;
        min-height: 72px !important;
    }
    
    .nav-wrapper {
        height: 72px !important;
        min-height: 72px !important;
    }
    
    .nav-wrapper .brand-logo {
        font-size: 0.9rem !important;
        height: 72px !important;
        line-height: 72px !important;
        display: flex !important;
        align-items: center !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 100% !important;
    }
    
    .nav-wrapper .brand-logo img {
        height: 28px !important;
        width: auto !important;
        margin-right: 8px !important;
        flex-shrink: 0 !important;
    }
    
    .nav-wrapper .brand-logo span {
        font-size: 13px !important;
        line-height: 1.1 !important;
        letter-spacing: 0.1px !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: calc(100vw - 60px) !important;
    }
    
    .container {
        width: 95%;
    }
    
    .origin-card {
        margin-bottom: 16px;
    }
    
    .product-info {
        padding: 10px;
    }
    
    .product-image {
        width: 50px;
        height: 75px;
    }
    
    .product-title {
        font-size: 13px;
    }
    
    .product-price {
        font-size: 15px;
    }
}

/* Loading Animation */
.preloader-wrapper {
    width: 50px;
    height: 50px;
}

/* Cards - Material Design 3 */
.card {
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    border-radius: var(--md-sys-shape-corner-large);
    box-shadow: var(--md-sys-elevation-level1);
    border: 1px solid var(--md-sys-color-surface-variant);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.card:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-2px);
    border-color: var(--md-sys-color-primary);
}

.card .card-content {
    padding: 24px;
}

.card .card-title {
    font-size: var(--md-sys-typescale-headline-medium-size);
    font-weight: 600;
    color: var(--md-sys-color-on-surface);
    margin-bottom: 16px;
    line-height: 1.3;
}

/* Floating Action Button */
.contact-btn {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 1000;
    background-color: var(--md-sys-color-tertiary);
    color: var(--md-sys-color-on-tertiary);
    width: 56px;
    height: 56px;
    border-radius: var(--md-sys-shape-corner-large);
    box-shadow: var(--md-sys-elevation-level3);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.contact-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

@media only screen and (max-width: 600px) {
    .contact-btn {
        bottom: 24px;
        right: 24px;
        width: 48px;
        height: 48px;
    }
}

/* Status Progress Bar - Material Design 3 */
.status-progress {
    margin: 20px 0;
    padding: 0 4px;
}

.progress-bar {
    background-color: var(--md-sys-color-surface-variant);
    height: 12px;
    border-radius: var(--md-sys-shape-corner-small);
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--md-sys-color-primary), var(--md-sys-color-secondary));
    border-radius: var(--md-sys-shape-corner-small);
    transition: width 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Utility Classes - Material Design 3 */
.text-primary { color: var(--md-sys-color-primary) !important; }
.text-secondary { color: var(--md-sys-color-secondary) !important; }
.text-tertiary { color: var(--md-sys-color-tertiary) !important; }
.text-error { color: var(--md-sys-color-error) !important; }
.text-success { color: var(--md-sys-color-success) !important; }

.chip.green { 
    background-color: var(--md-sys-color-success-container) !important;
    color: var(--md-sys-color-on-success-container) !important;
}
.chip.orange { 
    background-color: #F4E5AA !important;
    color: var(--md-sys-color-on-tertiary-container) !important;
}
.chip.red { 
    background-color: var(--md-sys-color-error-container) !important;
    color: var(--md-sys-color-on-error-container) !important;
}
.chip.blue {
    background-color: var(--md-sys-color-primary-container) !important;
    color: var(--md-sys-color-on-primary-container) !important;
}