/* ==========================================================================
   STYLE 18: TERRACOTTA MODERN
   Warm Mediterranean aesthetic with arch shapes and terracotta accents.
   Golden highlights, rounded photo frames, geometric patterns.
   Modernized: CSS Nesting, Container Queries, @layer, oklch(), clamp(),
   :has(), scroll-driven animations, view transitions, light-dark().
   ========================================================================== */

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

/* --------------------------------------------------------------------------
   Layer Definitions
   -------------------------------------------------------------------------- */
@layer reset, base, components, utilities;

/* --------------------------------------------------------------------------
   Custom Property Overrides
   -------------------------------------------------------------------------- */
@layer base {
:root {
    --color-primary: oklch(0.60 0.13 40);
    --color-primary-rgb: 196, 102, 59;
    --color-secondary: oklch(0.82 0.10 85);
    --color-secondary-rgb: 233, 196, 106;
    --color-accent: oklch(0.23 0.03 275);
    --color-accent-rgb: 35, 37, 55;
    --color-text: oklch(0.23 0.03 275);
    --color-text-light: #585A6B;
    --color-text-inverse: #FFFFFF;
    --color-bg: oklch(0.96 0.03 60);
    --color-bg-alt: #FFFFFF;
    --color-bg-dark: #2B2D42;
    --color-border: rgba(196, 102, 59, 0.18);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Newsreader', serif;
    --font-weight-light: 400;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 600;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --shadow-sm: 0 2px 8px rgba(43, 45, 66, 0.05);
    --shadow-md: 0 4px 20px rgba(43, 45, 66, 0.07);
    --shadow-lg: 0 8px 36px rgba(43, 45, 66, 0.09);
    --shadow-xl: 0 16px 56px rgba(43, 45, 66, 0.12);
    --hero-overlay: linear-gradient(180deg, rgba(43, 45, 66, 0.55), rgba(196, 102, 59, 0.35));
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* --------------------------------------------------------------------------
   Dark Mode
   -------------------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: oklch(0.72 0.12 40);
        --color-secondary: oklch(0.75 0.10 85);
        --color-accent: oklch(0.82 0.02 275);
        --color-text: oklch(0.92 0.01 50);
        --color-text-light: #A0A1B2;
        --color-text-inverse: #1A1B2E;
        --color-bg: oklch(0.16 0.03 275);
        --color-bg-alt: oklch(0.20 0.03 270);
        --color-bg-dark: oklch(0.10 0.03 275);
        --color-border: rgba(196, 102, 59, 0.15);
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.22);
        --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.30);
        --shadow-lg: 0 8px 36px rgba(0, 0, 0, 0.38);
        --shadow-xl: 0 16px 56px rgba(0, 0, 0, 0.45);
    }
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
@layer base {
body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    view-transition-name: body;
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Typography — Sans Headings, Serif Body
   -------------------------------------------------------------------------- */
@layer base {
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text);
    letter-spacing: -0.02em;
    font-size: clamp(1rem, 2vw + 0.5rem, 3rem);
}

h1 { font-weight: var(--font-weight-semibold); }
h2 { font-weight: var(--font-weight-semibold); }
h3, h4 { font-weight: var(--font-weight-medium); }

p, li {
    font-family: var(--font-body);
    line-height: 1.8;
    color: var(--color-text);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);

    &:hover {
        color: color-mix(in oklch, var(--color-primary) 80%, black);
    }
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Cards — Arch-Shaped Top Accent (Container Query enabled)
   -------------------------------------------------------------------------- */
@layer components {
.card,
.program-card,
.contact-card,
.blog-card,
.nav-card,
.sidebar-widget {
    container-type: inline-size;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: clamp(1rem, 3cqi, 2rem);
    transition: box-shadow var(--transition-base);
    view-transition-name: card;

    &:hover {
        box-shadow: var(--shadow-lg);
    }

    @container (max-width: 380px) {
        padding: clamp(0.75rem, 2cqi, 1.25rem);
    }
}

/* Arch decorative element — terracotta top border */
.card::before,
.program-card::before,
.contact-card::before,
.blog-card::before {
    content: '';
    display: block;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50% 50% 0 0;
    opacity: 0.08;
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   :has() Contextual Styling
   -------------------------------------------------------------------------- */
@layer components {
@supports selector(:has(*)) {
    .card:has(img) {
        overflow: hidden;
        padding-top: 0;
    }

    .card:has(.badge) {
        border-top: 3px solid var(--color-secondary);
    }

    section:has(.hero) + section {
        margin-top: clamp(-1rem, -2vw, -2rem);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Rounded Photo Frames
   -------------------------------------------------------------------------- */
@layer utilities {
img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* Arch-shaped images */
.hero img,
.page-hero img,
.featured img,
.team-grid img {
    border-radius: 50% 50% var(--radius-lg) var(--radius-lg);
}
} /* end @layer utilities */

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
@layer components {
.btn,
button,
.btn-primary, .btn-secondary, .btn-outline {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-md);
    border: none;
    letter-spacing: 0.02em;
    padding: clamp(0.5rem, 1.5vw, 0.85rem) clamp(1rem, 3vw, 2rem);
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-inverse);
    box-shadow: 0 4px 16px rgba(var(--color-primary-rgb), 0.25);

    &:hover {
        background: color-mix(in oklch, var(--color-primary) 85%, black);
        box-shadow: 0 6px 24px rgba(var(--color-primary-rgb), 0.35);
    }
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(var(--color-secondary-rgb), 0.20);

    &:hover {
        background: color-mix(in oklch, var(--color-secondary) 88%, var(--color-primary));
    }
}

/* Outline button — high contrast */
.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);

    &:hover {
        background: var(--color-accent);
        color: var(--color-text-inverse);
    }
}

/* Accent / dark button */
.btn-accent,
.btn-dark {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}

/* Hero button overrides for contrast on dark/gradient backgrounds */
.hero .btn-outline,
.page-hero .btn-outline {
    border-color: #FFFFFF;
    color: #FFFFFF;

    &:hover {
        background: #FFFFFF;
        color: var(--color-accent);
    }
}

.hero .btn-secondary,
.page-hero .btn-secondary {
    background: var(--color-bg-alt);
    color: var(--color-accent);

    &:hover {
        background: #FFFFFF;
        color: var(--color-primary);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
@layer components {
  .section--alt {
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }

  .cta-section.section--alt {
    background-color: var(--color-primary);
    background-image: none;
    color: var(--color-text-inverse);
  }
} /* end @layer components */

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
@layer components {
.hero,
.page-hero {
    background-color: var(--color-bg);
    background-image:
        radial-gradient(ellipse at 30% 70%, rgba(var(--color-primary-rgb), 0.10) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(var(--color-secondary-rgb), 0.12) 0%, transparent 50%);
    padding: clamp(2rem, 8vw, 6rem) clamp(1rem, 4vw, 3rem);
    view-transition-name: hero;
}

/* Hero text readability */
.hero h1,
.page-hero h1 {
    color: var(--color-text);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.hero p,
.page-hero p {
    color: var(--color-text-light);
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
@layer components {
nav,
.navbar,
.site-header {
    background: color-mix(in oklch, var(--color-bg) 92%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    view-transition-name: nav;

    & a {
        color: var(--color-text);
        font-family: var(--font-heading);
        font-weight: var(--font-weight-medium);

        &:hover {
            color: var(--color-primary);
        }
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Terracotta Accent Borders on Sections
   -------------------------------------------------------------------------- */
@layer components {
section {
    border-bottom: 1px solid rgba(var(--color-primary-rgb), 0.08);
}

section:nth-child(even) {
    background: var(--color-bg-alt);

    /* Geometric subtle pattern for alt sections */
    &::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image:
            radial-gradient(circle, rgba(var(--color-primary-rgb), 0.03) 1px, transparent 1px);
        background-size: 24px 24px;
        pointer-events: none;
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
@layer components {
input, textarea, select {
    font-family: var(--font-body);
    background: var(--color-bg-alt);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    padding: clamp(0.5rem, 1.5vw, 0.875rem) clamp(0.75rem, 2vw, 1.25rem);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);

    &:focus {
        outline: none;
        border-color: var(--color-primary);
        box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.10);
    }
}

@media (prefers-color-scheme: dark) {
    input, textarea, select {
        background: var(--color-bg-alt);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Decorative
   -------------------------------------------------------------------------- */
@layer base {
hr {
    border: none;
    border-top: 2px solid var(--color-secondary);
    opacity: 0.5;
}

::selection {
    background: rgba(var(--color-primary-rgb), 0.20);
    color: var(--color-text);
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
@layer components {
footer,
.site-footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.92);
    border-top: 4px solid var(--color-primary);
    padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 3vw, 2rem);
    view-transition-name: footer;

    & p,
    & address,
    & address p,
    & li,
    & span {
        color: rgba(255, 255, 255, 0.92);
    }

    & address {
        font-style: normal;
    }

    & h2, & h3, & h4, & h5 {
        color: #ffffff;
    }

    & a {
        color: #ffffff;
        text-decoration: none;

        &:hover {
            color: var(--color-accent, var(--color-primary));
        }
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Badges, Blockquotes, Tables
   -------------------------------------------------------------------------- */
@layer utilities {
.badge,
.tag {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-medium);
    font-size: clamp(0.7rem, 1vw, 0.85rem);
    border-radius: var(--radius-md);
    background: rgba(var(--color-primary-rgb), 0.08);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    padding: clamp(0.15rem, 0.5vw, 0.3rem) clamp(0.5rem, 1.5vw, 1rem);
}

blockquote {
    padding: clamp(0.75rem, 2vw, 1.25rem) clamp(1rem, 3vw, 2rem);
    border-left: 4px solid var(--color-secondary);
    background: rgba(var(--color-secondary-rgb), 0.06);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-light);
    font-style: italic;
}

table {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);

    & th {
        background: rgba(var(--color-primary-rgb), 0.08);
        font-family: var(--font-heading);
        font-weight: var(--font-weight-semibold);
    }

    & td {
        border-bottom: 1px solid var(--color-border);
    }
}

::-webkit-scrollbar {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 10px;
}
} /* end @layer utilities */

/* --------------------------------------------------------------------------
   Scroll-Driven Animations — Warm, Architectural
   -------------------------------------------------------------------------- */
@layer utilities {
@supports (animation-timeline: view()) {
    .card,
    .program-card,
    .blog-card {
        animation: archReveal ease both;
        animation-timeline: view();
        animation-range: entry 0% entry 35%;
    }

    @keyframes archReveal {
        from {
            opacity: 0;
            transform: translateY(30px);
            clip-path: inset(10% 5% 10% 5% round var(--radius-lg));
        }
        to {
            opacity: 1;
            transform: translateY(0);
            clip-path: inset(0 0 0 0 round var(--radius-lg));
        }
    }

    /* Arch images have a special entrance */
    .hero img,
    .team-grid img {
        animation: archImagePop ease both;
        animation-timeline: view();
        animation-range: entry 0% entry 40%;
    }

    @keyframes archImagePop {
        from {
            opacity: 0;
            transform: scale(0.9);
        }
        to {
            opacity: 1;
            transform: scale(1);
        }
    }
}
} /* end @layer utilities */