@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ============================================================
   GLOBAL DESIGN SYSTEM & LAYOUT TOKENS
   Mobile (<768px), Tablet (768px-1023px), Macbook (1024px-1439px), Desktop (>=1440px)
   ============================================================ */
:root {
    /* Color Palette */
    --color-navy-dark: #000E4B;
    --color-navy: #0B1B4F;
    --color-navy-mid: #162F65;
    --color-blue-main: #23459A;
    --color-blue-light: #3B66D4;
    --color-ice-blue: #EDF3FC;
    --color-red-accent: #A4271E;
    --color-red-hover: #8B1F18;
    --color-dark-heading: #0F172A;
    --color-body-text: #475569;
    --color-muted-text: #64748B;
    --color-light-bg: #FAFAFA;
    --color-border: #E2E8F0;
    --color-border-subtle: #F1F5F9;

    /* Container Max Widths */
    --max-container-desktop: 1360px;
    --max-container-macbook: 1180px;
    --max-container-tablet: 720px;
    --max-container-mobile: 100%;

    /* Horizontal Gutters */
    --gutter-desktop: 48px;
    --gutter-macbook: 36px;
    --gutter-tablet: 24px;
    --gutter-mobile: 16px;

    /* Vertical Section Padding */
    --section-py-desktop: 88px;
    --section-py-macbook: 72px;
    --section-py-tablet: 56px;
    --section-py-mobile: 40px;

    /* Border Radii */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-2xl: 48px;
    --radius-pill: 9999px;

    /* Transitions & Shadows */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.12);
    --shadow-card: 0 10px 30px -5px rgba(11, 27, 79, 0.06);
}

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

html {
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--color-body-text);
    background-color: #FFFFFF;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   1. LAYOUT CONTAINER (Desktop, Macbook, Tablet, Mobile)
   ============================================================ */
.site-container,
.global-container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

/* Desktop Default (>= 1440px) */
@media (min-width: 1440px) {
    .site-container,
    .global-container {
        max-width: var(--max-container-desktop);
        padding-left: var(--gutter-desktop);
        padding-right: var(--gutter-desktop);
    }
}

/* Macbook / Laptop (1024px to 1439px) */
@media (min-width: 1024px) and (max-width: 1439px) {
    .site-container,
    .global-container {
        max-width: var(--max-container-macbook);
        padding-left: var(--gutter-macbook);
        padding-right: var(--gutter-macbook);
    }
}

/* Tablet (768px to 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .site-container,
    .global-container {
        max-width: 100%;
        padding-left: var(--gutter-tablet);
        padding-right: var(--gutter-tablet);
    }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
    .site-container,
    .global-container {
        max-width: 100%;
        padding-left: var(--gutter-mobile);
        padding-right: var(--gutter-mobile);
    }
}

/* ============================================================
   2. SECTION PADDING HELPER (Responsive Py)
   ============================================================ */
.section-padding {
    padding-top: var(--section-py-desktop);
    padding-bottom: var(--section-py-desktop);
}

@media (max-width: 1439px) {
    .section-padding {
        padding-top: var(--section-py-macbook);
        padding-bottom: var(--section-py-macbook);
    }
}

@media (max-width: 1023px) {
    .section-padding {
        padding-top: var(--section-py-tablet);
        padding-bottom: var(--section-py-tablet);
    }
}

@media (max-width: 767px) {
    .section-padding {
        padding-top: var(--section-py-mobile);
        padding-bottom: var(--section-py-mobile);
    }
}

/* Full-bleed edge to edge section container */
.section-full-bleed {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    box-sizing: border-box;
    overflow: hidden;
}

/* ============================================================
   3. RESPONSIVE GRID UTILITIES
   ============================================================ */
.global-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.global-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.global-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1023px) {
    .global-grid-4 {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .global-grid-3 {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 767px) {
    .global-grid-4,
    .global-grid-3,
    .global-grid-2 {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* ============================================================
   4. IMAGE WRAPPER & PLACEHOLDER SYSTEM
   Clean container wrapper ready for future <img> tags
   ============================================================ */
.img-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: linear-gradient(135deg, #CBD5E1 0%, #E2E8F0 50%, #F1F5F9 100%);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

/* Inner placeholder indicator when empty */
.img-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), transparent 70%);
    pointer-events: none;
}

/* Placeholder icon overlay */
.img-wrapper-placeholder-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #94A3B8;
    z-index: 1;
    pointer-events: none;
    user-select: none;
}

.img-wrapper-placeholder-icon svg {
    width: 36px;
    height: 36px;
    opacity: 0.6;
}

.img-wrapper-placeholder-icon span {
    font-size: 13px;
    font-weight: 500;
    color: #64748B;
    letter-spacing: 0.02em;
}

/* If user inserts <img> inside .img-wrapper, it auto fits perfectly */
.img-wrapper img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
    transition: transform var(--transition-normal);
}

.img-wrapper:hover img {
    transform: scale(1.03);
}

/* Rounded variations */
.img-wrapper--rounded-lg {
    border-radius: var(--radius-lg);
}

.img-wrapper--rounded-xl {
    border-radius: var(--radius-xl);
}

.img-wrapper--rounded-2xl {
    border-radius: var(--radius-2xl);
}

/* Arch Shape (Curved Top for About section images) */
.img-wrapper--arch {
    border-top-left-radius: 120px;
    border-top-right-radius: 120px;
    border-bottom-left-radius: 24px;
    border-bottom-right-radius: 24px;
}