/* ==========================================================================
   STYLE 16: MONOCHROME IMPACT
   Maximum contrast B&W with a single bold orange accent.
   Big bold typography, zero radius, no shadows, raw impact.
   Modernized: CSS Nesting, Container Queries, @layer, oklch(), clamp(),
   :has(), scroll-driven animations, view transitions, light-dark().
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;700;800&family=DM+Sans:wght@400;700&display=swap');

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

/* --------------------------------------------------------------------------
   Custom Property Overrides
   -------------------------------------------------------------------------- */
@layer base {
:root {
    --color-primary: oklch(0.15 0 0);
    --color-primary-rgb: 17, 17, 17;
    --color-secondary: oklch(0.30 0 0);
    --color-secondary-rgb: 51, 51, 51;
    --color-accent: oklch(0.68 0.18 35);
    --color-accent-rgb: 255, 107, 53;
    --color-text: oklch(0.15 0 0);
    --color-text-light: #555555;
    --color-text-inverse: #FFFFFF;
    --color-bg: #FFFFFF;
    --color-bg-alt: #FAFAFA;
    --color-bg-dark: #111111;
    --color-border: #111111;
    --font-heading: 'Sora', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-weight-light: 400;
    --font-weight-normal: 400;
    --font-weight-medium: 400;
    --font-weight-semibold: 700;
    --font-weight-bold: 800;
    --radius-sm: 0px;
    --radius-md: 0px;
    --radius-lg: 0px;
    --radius-xl: 0px;
    --shadow-sm: none;
    --shadow-md: none;
    --shadow-lg: none;
    --shadow-xl: none;
    --hero-overlay: linear-gradient(180deg, rgba(17, 17, 17, 0.70), rgba(17, 17, 17, 0.50));
    --transition-fast: 0.1s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.4s ease;
}

/* --------------------------------------------------------------------------
   Dark Mode — Inverted Monochrome
   -------------------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: oklch(0.95 0 0);
        --color-primary-rgb: 240, 240, 240;
        --color-secondary: oklch(0.80 0 0);
        --color-secondary-rgb: 200, 200, 200;
        --color-accent: oklch(0.72 0.18 35);
        --color-text: oklch(0.95 0 0);
        --color-text-light: #AAAAAA;
        --color-text-inverse: #111111;
        --color-bg: oklch(0.10 0 0);
        --color-bg-alt: oklch(0.13 0 0);
        --color-bg-dark: oklch(0.06 0 0);
        --color-border: oklch(0.90 0 0);
        --shadow-sm: none;
        --shadow-md: none;
        --shadow-lg: none;
        --shadow-xl: none;
    }
}
} /* end @layer base */

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

/* --------------------------------------------------------------------------
   Typography — BIG, BOLD, IMPACTFUL
   -------------------------------------------------------------------------- */
@layer base {
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: -0.04em;
}

h1 {
    font-weight: var(--font-weight-bold);
    line-height: 0.95;
    font-size: clamp(2rem, 6vw + 1rem, 6rem);
}

h2 {
    font-weight: var(--font-weight-bold);
    line-height: 1.0;
    font-size: clamp(1.5rem, 4vw + 0.5rem, 4rem);
}

h3 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.05;
    font-size: clamp(1.2rem, 2.5vw + 0.5rem, 2.5rem);
}

h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
}

p, li {
    line-height: 1.7;
    color: var(--color-text);
}

a {
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 2px solid var(--color-accent);
    transition: color var(--transition-fast), border-color var(--transition-fast);

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

/* --------------------------------------------------------------------------
   Orange Accent Emphasis
   -------------------------------------------------------------------------- */
@layer base {
strong, b {
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
}

em {
    color: var(--color-accent);
    font-style: normal;
    font-weight: var(--font-weight-semibold);
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Cards — Flat, Bordered (Container Query enabled)
   -------------------------------------------------------------------------- */
@layer components {
.card,
.program-card,
.contact-card,
.blog-card,
.nav-card,
.sidebar-widget {
    container-type: inline-size;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 0;
    box-shadow: none;
    padding: clamp(1rem, 3cqi, 2.5rem);
    transition: border-color var(--transition-fast), background var(--transition-fast);
    view-transition-name: card;

    &:hover {
        border-color: var(--color-accent);
        background: var(--color-bg-alt);
    }

    @container (max-width: 350px) {
        padding: clamp(0.75rem, 2cqi, 1.25rem);
    }
}
} /* end @layer components */

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

    .card:has(em) {
        border-left: 4px solid var(--color-accent);
    }

    .card:has(h1, h2) {
        border-width: 3px;
    }

    section:has(.hero) + section {
        border-top: 3px solid var(--color-text);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Buttons — Flat, High Contrast
   -------------------------------------------------------------------------- */
@layer components {
.btn,
button,
.btn-primary, .btn-secondary, .btn-outline {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    border-radius: 0;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: clamp(0.75rem, 1vw, 0.9rem);
    padding: clamp(0.5rem, 1.5vw, 0.85rem) clamp(1rem, 3vw, 2rem);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-text-inverse);

    &:hover {
        background: color-mix(in oklch, var(--color-accent) 85%, black);
    }
}

.btn-secondary {
    background: var(--color-primary);
    color: var(--color-text-inverse);

    &:hover {
        background: var(--color-secondary);
    }
}

/* Outline variant */
.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-text);

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

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
@layer components {
  .section--alt {
    background-color: var(--color-bg-alt);
    border-top: 3px solid var(--color-text);
    border-bottom: 3px solid var(--color-text);
  }

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

/* --------------------------------------------------------------------------
   Hero — Grayscale Filter + Orange Overlay Option
   -------------------------------------------------------------------------- */
@layer components {
.hero,
.page-hero {
    background-color: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: clamp(2rem, 8vw, 6rem) clamp(1rem, 4vw, 3rem);
    view-transition-name: hero;

    & img {
        filter: grayscale(100%) contrast(1.1);
        opacity: 0.7;
    }

    & h1 {
        color: #FFFFFF;
        font-size: clamp(2.5rem, 8vw + 1rem, 8rem);
        text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
    }

    & p {
        color: rgba(255, 255, 255, 0.92);
        text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Navigation — Minimal, Bold
   -------------------------------------------------------------------------- */
@layer components {
nav,
.navbar,
.site-header {
    background: var(--color-bg);
    border-bottom: 3px solid var(--color-text);
    view-transition-name: nav;

    & a {
        color: var(--color-text);
        font-family: var(--font-heading);
        font-weight: var(--font-weight-semibold);
        text-transform: uppercase;
        font-size: clamp(0.72rem, 0.9vw, 0.88rem);
        letter-spacing: 0.06em;
        border-bottom: none;

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

/* --------------------------------------------------------------------------
   Forms — Strict Lines
   -------------------------------------------------------------------------- */
@layer components {
input, textarea, select {
    font-family: var(--font-body);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 0;
    color: var(--color-text);
    padding: clamp(0.5rem, 1.5vw, 0.875rem) clamp(0.75rem, 2vw, 1.25rem);
    transition: border-color var(--transition-fast);

    &:focus {
        outline: none;
        border-color: var(--color-accent);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Dividers
   -------------------------------------------------------------------------- */
@layer base {
hr {
    border: none;
    border-top: 3px solid var(--color-text);
}

::selection {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}
} /* end @layer base */

/* --------------------------------------------------------------------------
   Alternating Sections
   -------------------------------------------------------------------------- */
@layer components {
section:nth-child(even) {
    background: var(--color-bg-alt);
}
} /* end @layer components */

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

    & a {
        color: var(--color-text-inverse);
        border-bottom-color: var(--color-accent);

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

@media (prefers-color-scheme: dark) {
    footer,
    .site-footer {
        background: oklch(0.06 0 0);
    }
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Badges & Tags
   -------------------------------------------------------------------------- */
@layer components {
.badge,
.tag {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    font-size: clamp(0.6rem, 0.8vw, 0.75rem);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 0;
    background: var(--color-text);
    color: var(--color-text-inverse);
    padding: clamp(0.15rem, 0.5vw, 0.3rem) clamp(0.5rem, 1.5vw, 1rem);
}
} /* end @layer components */

/* --------------------------------------------------------------------------
   Blockquote & Misc
   -------------------------------------------------------------------------- */
@layer utilities {
blockquote {
    padding: clamp(0.75rem, 2vw, 1.25rem) clamp(1rem, 3vw, 2rem);
    border-left: 5px solid var(--color-accent);
    background: transparent;
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: var(--font-weight-semibold);
    font-style: normal;
    font-size: clamp(1rem, 1.5vw + 0.5rem, 1.5rem);
}

img {
    border-radius: 0;
    filter: grayscale(20%);

    &:hover {
        filter: grayscale(0%);
    }
}

table {
    border-collapse: collapse;

    & th {
        background: var(--color-text);
        color: var(--color-text-inverse);
        font-family: var(--font-heading);
        font-weight: var(--font-weight-bold);
        text-transform: uppercase;
        font-size: clamp(0.7rem, 0.9vw, 0.82rem);
        letter-spacing: 0.06em;
    }

    & td {
        border-bottom: 2px solid var(--color-border);
    }
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-text);
}
} /* end @layer utilities */

/* --------------------------------------------------------------------------
   Scroll-Driven Animations — Harsh, Impactful
   -------------------------------------------------------------------------- */
@layer utilities {
@supports (animation-timeline: view()) {
    .card,
    .program-card,
    .blog-card {
        animation: hardSlice ease both;
        animation-timeline: view();
        animation-range: entry 0% entry 30%;
    }

    @keyframes hardSlice {
        from {
            opacity: 0;
            clip-path: inset(0 100% 0 0);
        }
        to {
            opacity: 1;
            clip-path: inset(0 0 0 0);
        }
    }

    h1, h2 {
        animation: headingReveal ease both;
        animation-timeline: view();
        animation-range: entry 0% entry 25%;
    }

    @keyframes headingReveal {
        from {
            opacity: 0;
            transform: translateX(-30px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    blockquote {
        animation: quoteStrike ease both;
        animation-timeline: view();
        animation-range: entry 0% entry 30%;
    }

    @keyframes quoteStrike {
        from {
            opacity: 0;
            border-left-width: 0px;
        }
        to {
            opacity: 1;
            border-left-width: 5px;
        }
    }
}
} /* end @layer utilities */