/* Layout Styles */

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--color-white);
    box-shadow: var(--shadow-base);
    height: var(--header-height);
    padding: var(--space-2) 0;
}

.header__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--space-4);
}

.header__logo {
    flex-shrink: 0;
}

.logo {
    display: block;
}

.logo__image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

/* Navigation */
.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav__item {
    position: relative;
}

.nav__link {
    display: block;
    padding: var(--space-2) var(--space-1);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    text-decoration: none;
    transition: color var(--transition-fast);
    border-radius: var(--radius-base);
}

.nav__link:hover,
.nav__link--active {
    color: var(--color-primary);
}

.nav__link--active {
    font-weight: var(--font-weight-semibold);
}

/* Dropdown */
.nav__item--dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 250px;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.dropdown__link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-gray-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.dropdown__link:hover {
    background-color: var(--color-gray-50);
    color: var(--color-primary);
}

/* Header Social */
.header__social {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle__line {
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-700);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.mobile-menu-toggle.active .mobile-menu-toggle__line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .mobile-menu-toggle__line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .mobile-menu-toggle__line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Main Content */
.main {
    min-height: calc(100vh - var(--header-height));
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    inset: 0;
    background:
        /* Energy flow lines */
        linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.05) 31%, rgba(255,255,255,0.05) 32%, transparent 33%),
        linear-gradient(-45deg, transparent 40%, rgba(255,255,255,0.03) 41%, rgba(255,255,255,0.03) 42%, transparent 43%),
        /* Animated energy particles */
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.1) 2px, transparent 3px),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.08) 1px, transparent 2px),
        radial-gradient(circle at 60% 20%, rgba(255,255,255,0.06) 3px, transparent 4px),
        /* Dynamic gradient overlay */
        linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, var(--color-secondary) 100%);
    animation: heroFlow 20s ease-in-out infinite;
}


.hero__background::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        /* Energy pulse circles */
        radial-gradient(circle at 25% 25%, transparent 20%, rgba(255,255,255,0.05) 21%, rgba(255,255,255,0.05) 25%, transparent 26%),
        radial-gradient(circle at 75% 75%, transparent 15%, rgba(255,255,255,0.04) 16%, rgba(255,255,255,0.04) 20%, transparent 21%);
    animation: heroPulse 8s ease-in-out infinite alternate;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(88, 88, 82, 0.1) 0%, rgba(88, 88, 82, 0.15) 100%);
}

/* Floating Energy Elements */
.hero::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 5%;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: floatEnergy 12s linear infinite;
    z-index: 1;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
}

.hero::after {
    content: '';
    position: absolute;
    top: 70%;
    right: 8%;
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    animation: floatEnergy 15s linear infinite reverse;
    z-index: 1;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

/* Additional energy particles */
.hero .hero__content::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 4px;
    height: 4px;
    background: rgba(252, 175, 23, 0.7);
    border-radius: 50%;
    animation: floatEnergy3 8s linear infinite;
    z-index: 1;
    box-shadow: 0 0 6px rgba(252, 175, 23, 0.5);
}

@keyframes floatEnergy3 {
    0% {
        transform: translateY(0) translateX(0) scale(1);
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 1;
    }
    100% {
        transform: translateY(-150px) translateX(80px) scale(0.8);
        opacity: 0;
    }
}

@keyframes floatEnergy {
    0% {
        transform: translateY(0) translateX(0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-200px) translateX(100px) scale(0.5);
        opacity: 0;
    }
}

/* Additional floating elements */
.hero .hero__content::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -30px;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: floatEnergy2 18s linear infinite;
    z-index: 3;
}

@keyframes floatEnergy2 {
    0% {
        transform: translateY(0) translateX(0) scale(1);
        opacity: 0;
    }
    15% {
        opacity: 0.8;
    }
    85% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-300px) translateX(-150px) scale(0.3);
        opacity: 0;
    }
}

@keyframes heroFlow {
    0%, 100% {
        background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%;
        filter: hue-rotate(0deg);
    }
    25% {
        background-position: 20% 10%, -10% 20%, 10% -10%, -5% 15%, 15% -5%, 5% 10%;
        filter: hue-rotate(10deg);
    }
    50% {
        background-position: 40% 20%, -20% 40%, 20% -20%, -10% 30%, 30% -10%, 10% 20%;
        filter: hue-rotate(20deg);
    }
    75% {
        background-position: 60% 30%, -30% 60%, 30% -30%, -15% 45%, 45% -15%, 15% 30%;
        filter: hue-rotate(10deg);
    }
}

@keyframes heroGrid {
    0% { background-position: 0 0, 0 0; }
    100% { background-position: 50px 50px, 50px 50px; }
}

@keyframes heroPulse {
    0% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.2);
        opacity: 0.4;
    }
}

/* Energy Wave Lines */
.hero .hero__content::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -50px;
    right: -50px;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255,255,255,0.2) 20%,
        rgba(255,255,255,0.4) 50%,
        rgba(255,255,255,0.2) 80%,
        transparent 100%);
    animation: energyWave 6s ease-in-out infinite;
    z-index: 1;
}

@keyframes energyWave {
    0%, 100% {
        transform: translateX(0) scaleX(1);
        opacity: 0.4;
    }
    50% {
        transform: translateX(20px) scaleX(1.1);
        opacity: 0.8;
    }
}

/* Energy Connection Nodes */
.hero__stats::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -20px;
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    box-shadow:
        0 0 10px rgba(255, 255, 255, 0.5),
        0 0 20px rgba(255, 255, 255, 0.3),
        0 0 30px rgba(255, 255, 255, 0.1);
    animation: energyNode 4s ease-in-out infinite alternate;
    z-index: 3;
}

@keyframes energyNode {
    0% {
        transform: scale(1);
        box-shadow:
            0 0 10px rgba(255, 255, 255, 0.5),
            0 0 20px rgba(255, 255, 255, 0.3),
            0 0 30px rgba(255, 255, 255, 0.1);
    }
    100% {
        transform: scale(1.3);
        box-shadow:
            0 0 15px rgba(255, 255, 255, 0.8),
            0 0 30px rgba(255, 255, 255, 0.5),
            0 0 45px rgba(255, 255, 255, 0.2);
    }
}

/* Electrical Discharge Effect */
.hero__background {
    position: relative;
}

.hero__background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        /* Lightning-like patterns */
        linear-gradient(135deg, transparent 48%, rgba(255,255,255,0.02) 49%, rgba(255,255,255,0.02) 50%, transparent 51%),
        linear-gradient(45deg, transparent 73%, rgba(255,255,255,0.03) 74%, rgba(255,255,255,0.03) 75%, transparent 76%),
        linear-gradient(-45deg, transparent 23%, rgba(255,255,255,0.025) 24%, rgba(255,255,255,0.025) 25%, transparent 26%);
    animation: electricalDischarge 10s linear infinite;
    pointer-events: none;
}

@keyframes electricalDischarge {
    0% {
        background-position: 0% 0%, 0% 0%, 0% 0%;
        opacity: 0.3;
    }
    25% {
        background-position: 25% 15%, -15% 25%, 35% -10%;
        opacity: 0.6;
    }
    50% {
        background-position: 50% 30%, -30% 50%, 70% -20%;
        opacity: 0.4;
    }
    75% {
        background-position: 75% 45%, -45% 75%, 105% -30%;
        opacity: 0.7;
    }
    100% {
        background-position: 100% 60%, -60% 100%, 140% -40%;
        opacity: 0.3;
    }
}

.hero__content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-12);
    align-items: center;
}

.hero__text {
    max-width: 600px;
}

.hero__title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-6);
    color: var(--color-white);
    animation: titleGlow 3s ease-in-out infinite alternate;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.hero__title-highlight {
    background: linear-gradient(135deg, var(--color-white), var(--color-gray-100));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    animation: highlightPulse 2s ease-in-out infinite alternate;
}

.hero__description {
    font-size: var(--font-size-xl);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
    opacity: 0.9;
    animation: textFadeIn 1s ease-out;
}

@keyframes titleGlow {
    0% {
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
    }
    100% {
        text-shadow: 0 0 30px rgba(255, 255, 255, 0.6), 0 0 40px rgba(252, 175, 23, 0.3);
    }
}

@keyframes highlightPulse {
    0% {
        background: linear-gradient(135deg, var(--color-white), var(--color-gray-100));
        background-clip: text;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    100% {
        background: linear-gradient(135deg, var(--color-primary-light), var(--color-white), var(--color-primary-light));
        background-clip: text;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
}

@keyframes textFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 0.9;
        transform: translateY(0);
    }
}

.hero__actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero__stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    min-width: 200px;
}

/* Training Categories */
.training-categories {
    background-color: var(--color-gray-50);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
}

/* Featured Programs */
.featured-programs {
    background-color: var(--color-white);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

/* Partners */
.partners {
    background-color: var(--color-gray-50);
    padding: var(--space-12) 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--space-4);
    align-items: center;
    justify-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 1024px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(4, 1fr);
        gap: var(--space-3);
        max-width: 800px;
    }
}

@media (max-width: 768px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(4, 1fr);
        gap: var(--space-2);
        max-width: 600px;
    }
}

@media (max-width: 480px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(8, 1fr);
        gap: var(--space-3);
        max-width: 400px;
    }

    .partner-logo {
        width: 160px;
        height: 120px;
        min-height: 120px;
    }

    .partner-logo__image {
        max-width: 140px;
        max-height: 100px;
    }
}

/* Page Hero */
.page-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-hero__image {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    z-index: 2;
    padding: var(--space-8);
}

.page-hero__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
}

.page-hero__description {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    max-width: 600px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .page-hero {
        height: 50vh;
        min-height: 300px;
    }

    .page-hero__title {
        font-size: var(--font-size-3xl);
    }

    .page-hero__description {
        font-size: var(--font-size-lg);
    }
}

/* General Manager Message */
.gm-message-section {
    padding: var(--space-16) 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.gm-message-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-12);
    align-items: center;
}

.gm-message-image {
    position: relative;
}

.gm-message-img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-fast);
}

.gm-message-img:hover {
    transform: scale(1.02);
}

.gm-message-text {
    padding: var(--space-6);
}

.gm-message-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-6);
    line-height: 1.2;
}

.gm-message-quote {
    margin-bottom: var(--space-8);
}

.gm-message-quote-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--color-gray-700);
    margin-bottom: var(--space-4);
    font-style: italic;
    position: relative;
    padding-left: var(--space-6);
}

.gm-message-quote-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    line-height: 1;
}

.gm-message-signature {
    border-top: 2px solid var(--color-primary);
    padding-top: var(--space-4);
}

.gm-message-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

.gm-message-position {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

@media (max-width: 768px) {
    .gm-message-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }

    .gm-message-title {
        font-size: var(--font-size-2xl);
    }

    .gm-message-quote-text {
        font-size: var(--font-size-base);
        padding-left: var(--space-4);
    }

    .gm-message-quote-text::before {
        font-size: var(--font-size-3xl);
    }
}

/* Page Navigation Hint */
.page-nav-hint {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.nav-hint-content {
    text-align: center;
}

.nav-hint-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.nav-hint-description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-6);
}

.nav-hint-sections {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

.nav-hint-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--color-white);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.nav-hint-link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-hint-link svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

@media (max-width: 768px) {
    .nav-hint-sections {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }
    
    .nav-hint-link {
        width: 200px;
        justify-content: center;
    }
    
    .nav-hint-title {
        font-size: var(--font-size-xl);
    }
    
    .nav-hint-description {
        font-size: var(--font-size-base);
    }
}

/* Contact Map */
.contact-map {
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-200);
}

.contact-map__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.map-container {
    position: relative;
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-base);
    transition: box-shadow var(--transition-fast);
}

.map-container:hover {
    box-shadow: var(--shadow-lg);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--radius-lg);
}

@media (max-width: 768px) {
    .map-container {
        height: 300px;
    }
    
    .contact-map__title {
        font-size: var(--font-size-lg);
    }
}

/* Call to Action */
.cta {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta__content {
    max-width: 800px;
    margin: 0 auto;
}

.cta__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-6);
    color: var(--color-white);
}

.cta__description {
    font-size: var(--font-size-xl);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
    opacity: 0.9;
}

.cta__actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer__section h3,
.footer__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-6);
    color: var(--color-white);
}

.footer__logo-image {
    height: 50px;
    width: auto;
    margin-bottom: var(--space-4);
    filter: brightness(0) invert(1);
}

.footer__description {
    color: var(--color-gray-300);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
}

.footer__social {
    display: flex;
    gap: var(--space-3);
}

.footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__links li {
    margin-bottom: var(--space-3);
}

.footer__link {
    color: var(--color-gray-300);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary);
}

.footer__bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-700);
    text-align: center;
}

.footer__copyright {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 100vh;
    background-color: var(--color-white);
    padding: var(--space-8) var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-fast);
    overflow-y: auto;
}

.mobile-menu-overlay.active .mobile-nav {
    transform: translateX(0);
}

.mobile-nav__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav__item {
    margin-bottom: var(--space-2);
}

.mobile-nav__link {
    display: block;
    padding: var(--space-4);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-900);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.mobile-nav__link:hover,
.mobile-nav__link--active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.mobile-nav__item--expandable .mobile-nav__link::after {
    content: '+';
    float: right;
    transition: transform var(--transition-fast);
}

.mobile-nav__item--expandable.active .mobile-nav__link::after {
    transform: rotate(45deg);
}

.mobile-nav__sublist {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-fast);
    margin-top: var(--space-2);
}

.mobile-nav__item--expandable.active .mobile-nav__sublist {
    max-height: 300px;
}

.mobile-nav__sublink {
    display: block;
    padding: var(--space-2) var(--space-4) var(--space-2) var(--space-8);
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    text-decoration: none;
    border-radius: var(--radius-base);
    transition: all var(--transition-fast);
}

.mobile-nav__sublink:hover {
    background-color: var(--color-gray-100);
    color: var(--color-primary);
}