/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Colors */
    --color-primary: #C52020;
    --color-primary-light: #F9F1F1;
    --color-primary-dark: #9A1919;
    --color-secondary: #FFFFFF;
    --color-accent: #FFA500;
    
    --color-text-primary: #1F262E;
    --color-text-secondary: #65758B;
    --color-text-light: #FFFFFF;
    
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F9F1F1;
    --color-bg-dark: #2C3540;
    
    --color-border: rgba(31, 38, 46, 0.1);
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */
    --font-size-6xl: 3.75rem;     /* 60px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-xs: 0.5rem;    /* 8px */
    --spacing-sm: 0.75rem;   /* 12px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 6rem;     /* 96px */
    
    /* Borders */
    --border-radius-sm: 0.375rem;   /* 6px */
    --border-radius-md: 0.5rem;     /* 8px */
    --border-radius-lg: 0.75rem;    /* 12px */
    --border-radius-xl: 1rem;       /* 16px */
    --border-radius-2xl: 1.5rem;    /* 24px */
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    
    /* Container */
    --container-max-width: 1280px;
    --container-padding: 1rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ========================================
   UTILITIES
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

.text-primary {
    color: var(--color-primary);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: var(--spacing-md);
    gap: var(--spacing-lg);
}

.nav__logo-img {
    height: 40px;
    width: auto;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
    z-index: 101;
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-bg-primary);
    padding: var(--spacing-3xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-normal);
}

.nav__menu.active {
    right: 0;
}

.partner-logo {
  overflow: hidden;
}

.partner-logo img {
  max-width: 100%;
  height: 60px;        /* opsional supaya tinggi seragam */
  width: auto;
  object-fit: contain;
}


.nav__link {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) 0;
    transition: var(--transition-fast);
    display: block;
}

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

.nav__item--cta {
    margin-top: var(--spacing-md);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-md);
    transition: var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    box-shadow: var(--shadow-lg);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.btn--secondary {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.btn--outline:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-primary);
}

.btn--outline-light {
    background-color: transparent;
    color: var(--color-text-light);
    border: 2px solid var(--color-text-light);
}

.btn--outline-light:hover {
    background-color: var(--color-text-light);
    color: var(--color-primary);
}

.btn--small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

.btn--large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.btn__icon {
    width: 16px;
    height: 16px;
}

/* ========================================
   BADGE
   ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-full);
}

.badge--primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
}

.badge--danger {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.badge--primary::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

/* ========================================
   SECTION HEADER
   ======================================== */
.section-header {
    margin-bottom: var(--spacing-2xl);
}

.section-header--center {
    text-align: center;
    max-width: 800px;
    margin-inline: auto;
    margin-bottom: var(--spacing-3xl);
}

.section-header__label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.section-header__title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.section-header__subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background-color: var(--color-bg-secondary);
    padding-block: var(--spacing-3xl);
}

.hero__grid {
    display: grid;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero__badge {
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-lg);
}

.hero__description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.hero__stats {
    display: grid;
    gap: var(--spacing-lg);
}

.hero__image {
    border-radius: var(--border-radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero__img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* ========================================
   STAT COMPONENT
   ======================================== */
.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background-color: var(--color-bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.stat__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-light);
    border-radius: var(--border-radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.stat__value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    padding-block: var(--spacing-4xl);
}

.about__grid {
    display: grid;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about__gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.about__gallery-item {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4/3;
}

.about__gallery-item--large {
    grid-column: span 2;
    aspect-ratio: 16/9;
}

.about__gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.about__gallery-item:hover img {
    transform: scale(1.05);
}

.about__text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
}

/* ========================================
   CHECKLIST
   ======================================== */
.checklist {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.checklist__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.checklist__icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features {
    background-color: var(--color-bg-secondary);
    padding-block: var(--spacing-4xl);
}

.features__grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* ========================================
   FEATURE CARD
   ======================================== */
.feature-card {
    background-color: var(--color-bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-card__icon--primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.feature-card__icon--secondary {
    background-color: #FFF4E6;
    color: #FFA500;
}

.feature-card__icon--accent {
    background-color: #E8F5E9;
    color: #4CAF50;
}

.feature-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.feature-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.feature-card__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

.feature-card--cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.feature-card__cta-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.feature-card__cta-text {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   FACILITIES SECTION
   ======================================== */
.facilities {
    padding-block: var(--spacing-4xl);
}

.facilities__grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* ========================================
   FACILITY CARD
   ======================================== */
.facility-card {
    background-color: var(--color-bg-primary);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.facility-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.facility-card__image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.facility-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.facility-card:hover .facility-card__image img {
    transform: scale(1.05);
}

.facility-card__badge {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
}

.facility-card__content {
    padding: var(--spacing-lg);
}

.facility-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.facility-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ========================================
   PARTNERS SECTION
   ======================================== */
.partners {
    background-color: var(--color-bg-secondary);
    padding-block: var(--spacing-4xl);
}

.partners__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background-color: var(--color-bg-primary);
    border-radius: var(--border-radius-lg);
    aspect-ratio: 2/1;
    transition: var(--transition-fast);
}

.partner-logo:hover {
    box-shadow: var(--shadow-md);
}

.partner-logo img {
    max-width: 80%;
    height: auto;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition-fast);
}

.partner-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.partners__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--color-bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.stat-item__value {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-item__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding-block: var(--spacing-4xl);
    color: var(--color-text-light);
}

.cta__content {
    max-width: 800px;
    margin-inline: auto;
    text-align: center;
}

.cta__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
}

.cta__text {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

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

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    padding-block: var(--spacing-3xl);
}

.footer__grid {
    display: grid;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo img {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    transition: var(--transition-fast);
}

.footer__social-link:hover {
    background-color: var(--color-primary);
}

.footer__heading {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.footer__list,
.footer__contact-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

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

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

.footer__contact-item svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__copyright {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
}

.footer__legal {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.footer__legal-link {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

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

/* ========================================
   RESPONSIVE - TABLET (md: 768px)
   ======================================== */
@media (min-width: 768px) {
    :root {
        --container-padding: 2rem;
    }
    
    .nav__toggle {
        display: none;
    }
    
    .nav__menu {
        position: static;
        width: auto;
        height: auto;
        padding: 0;
        flex-direction: row;
        align-items: center;
        box-shadow: none;
        background-color: transparent;
    }
    
    .nav__item--cta {
        margin-top: 0;
    }
    
    .hero {
        padding-block: var(--spacing-4xl);
    }
    
    .hero__grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero__title {
        font-size: var(--font-size-5xl);
    }
    
    .hero__stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .about__grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .section-header__title {
        font-size: var(--font-size-4xl);
    }
    
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .facilities__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .partners__stats {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .footer__copyright {
        text-align: left;
    }
}

/* ========================================
   RESPONSIVE - DESKTOP (lg: 1024px)
   ======================================== */
@media (min-width: 1024px) {
    .hero {
        padding-block: 6rem;
    }
    
    .hero__title {
        font-size: var(--font-size-6xl);
    }
    
    .section-header__title {
        font-size: var(--font-size-5xl);
    }
    
    .features__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .facilities__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    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-width: 0;
}