/* =========================================================
   Alabama Earth Science AI Learning Foundry — landing page
   Self-contained: brand tokens + layout + components.
   Tokens mirror the Geo Explorer LMS brand.css so this page
   matches the LMS landing page. Adjust the values in
   :root below if your brand.css differs.
   ========================================================= */

/* ============================================
   TOKENS
   ============================================ */

:root {
    /* Brand color */
    --color-auburn-blue:   #0b2340;
    --color-auburn-orange: #e86100;
    --color-orange-dark:   #d45700;
    --color-offset-blue:   #2d5f8f;
    --color-sky-blue:      #9fc8e8;
    --color-grassy-green:  #5b9e3f;
    --color-light-gold:    #d9a441;

    /* Neutrals */
    --color-white:        #ffffff;
    --color-smoke-white:  #f5f7fa;
    --color-darkest-text: #14181d;
    --color-dark-text:    #34404f;
    --color-light-text:   #6b7684;
    --color-hairline:     #e6eaef;

    /* Status */
    --color-success:       #87ad44;
    --color-success-light: #eef5e0;
    --color-error:         #c0392b;
    --color-error-light:   #fbeae8;
    --color-warning-light: #fdf3e3;

    /* Type */
    --font-display: 'Oswald', 'Roboto Condensed', Impact, sans-serif;
    --font-body:    'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --text-xs:   0.75rem;
    --text-sm:   0.875rem;
    --text-base: 1rem;
    --text-lg:   1.125rem;
    --text-xl:   1.375rem;
    --text-2xl:  1.75rem;
    --text-3xl:  2.25rem;
    --text-4xl:  3rem;

    /* Radius */
    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   12px;
    --radius-xl:   20px;
    --radius-full: 999px;

    /* Shadow */
    --shadow-md: 0 4px 12px rgba(11, 35, 65, 0.08);
    --shadow-lg: 0 10px 30px rgba(11, 35, 65, 0.12);
    --shadow-xl: 0 20px 50px rgba(11, 35, 65, 0.18);

    /* Motion */
    --transition-fast:   0.18s ease;
    --transition-normal: 0.3s ease;
}

/* ============================================
   BASE
   ============================================ */

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body.foundry-body {
    margin: 0;
    overflow-x: hidden;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-dark-text);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--color-auburn-blue);
    margin: 0 0 12px;
    line-height: 1.15;
    letter-spacing: 0.3px;
}

p { margin: 0 0 16px; }

a { color: var(--color-offset-blue); text-decoration: none; }
a:hover { color: var(--color-auburn-orange); }

img, svg, iframe { max-width: 100%; }

ul { margin: 0; padding: 0; }

button { font-family: inherit; }

:focus-visible {
    outline: 3px solid var(--color-auburn-orange);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 2000;
    background: var(--color-auburn-orange);
    color: var(--color-white);
    padding: 12px 20px;
    border-radius: 0 0 var(--radius-md) 0;
    font-weight: 600;
}
.skip-link:focus { left: 0; color: var(--color-white); }

/* ============================================
   LAYOUT
   ============================================ */

.landing-section { padding: 80px 24px; }
.landing-container { max-width: 1200px; margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 48px; }

.section-header h2 {
    font-size: var(--text-4xl);
    color: var(--color-auburn-blue);
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-header p {
    font-size: var(--text-lg);
    color: var(--color-light-text);
    max-width: 680px;
    margin: 0 auto;
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--color-auburn-orange);
    margin-bottom: 10px;
}

/* ============================================
   STICKY NAV
   ============================================ */

.landing-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: transparent;
    transition: background var(--transition-normal), box-shadow var(--transition-normal), padding var(--transition-normal);
}

.landing-nav.scrolled {
    background: var(--color-auburn-blue);
    box-shadow: var(--shadow-lg);
    padding: 10px 32px;
}

.landing-nav.menu-open {
    background: var(--color-auburn-blue);
    box-shadow: var(--shadow-lg);
}

.nav-logo { display: flex; align-items: center; gap: 12px; }

.nav-logo img {
    height: 30px;
    width: auto;
    display: block;
    transition: height var(--transition-normal);
}

.landing-nav.scrolled .nav-logo img { height: 26px; }

.nav-logo span {
    font-family: var(--font-display);
    color: var(--color-white);
    font-size: var(--text-lg);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav-links { display: flex; align-items: center; gap: 24px; }

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-links a:hover { color: var(--color-white); }

.nav-external {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: rgba(255, 255, 255, 0.65) !important;
}

.nav-external:hover { color: var(--color-white) !important; }

.nav-cta {
    background: var(--color-auburn-orange);
    color: var(--color-white) !important;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.nav-cta:hover { background: var(--color-orange-dark); transform: translateY(-1px); }

.nav-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-md);
    color: var(--color-white);
    padding: 8px;
    cursor: pointer;
    line-height: 0;
}

.nav-toggle svg { width: 22px; height: 22px; }

/* ============================================
   HERO
   ============================================ */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 150px 24px 90px;
    background: var(--color-auburn-blue);
    position: relative;
    overflow: hidden;
}

.hero-content { position: relative; z-index: 1; max-width: 860px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    color: var(--color-sky-blue);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-auburn-orange);
    box-shadow: 0 0 0 4px rgba(232, 97, 0, 0.25);
}

.hero-content h1 {
    font-size: clamp(2.4rem, 5.4vw, 4rem);
    color: var(--color-white);
    line-height: 1.08;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.hero-content h1 .highlight { color: var(--color-auburn-orange); }

.hero-subtitle {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto 32px;
}

.hero-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

.hero-btn-primary,
.hero-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.hero-btn-primary {
    background: var(--color-auburn-orange);
    color: var(--color-white);
    border: none;
}

.hero-btn-primary:hover {
    background: var(--color-orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(232, 97, 0, 0.3);
    color: var(--color-white);
}

.hero-btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-btn-secondary:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 56px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    flex-wrap: wrap;
}

.hero-stat { text-align: center; }

.hero-stat-value {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    color: var(--color-auburn-orange);
}

.hero-stat-label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

/* ============================================
   FEATURE CARDS
   ============================================ */

.intro-section { background: var(--color-white); }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--color-auburn-orange);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon svg { width: 28px; height: 28px; color: var(--color-white); }

.feature-card h3 { font-size: var(--text-xl); margin-bottom: 8px; }

.feature-card p {
    color: var(--color-light-text);
    font-size: var(--text-sm);
    line-height: 1.65;
    margin: 0;
}

/* ============================================
   PLAIN LANGUAGE SUMMARY
   ============================================ */

.abstract-section { background: var(--color-smoke-white); }

.abstract-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 48px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    padding: 44px;
}

.abstract-mark {
    display: flex;
    align-items: center;
    justify-content: center;
}

.abstract-mark img {
    width: 100%;
    max-width: 220px;
    height: auto;
}

.abstract-text h2 {
    font-size: var(--text-3xl);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.abstract-text p {
    font-size: var(--text-base);
    line-height: 1.85;
    color: var(--color-dark-text);
}

.abstract-text p:last-child { margin-bottom: 0; }

/* ============================================
   OPEN CALL
   ============================================ */

.opencall-section { background: var(--color-smoke-white); }

.callout-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 48px;
}

.callout-card {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-top: 4px solid var(--color-offset-blue);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.callout-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--text-lg);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.callout-card h3 svg { width: 20px; height: 20px; color: var(--color-auburn-orange); }

.check-list { list-style: none; }

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: var(--text-sm);
    color: var(--color-dark-text);
}

.check-list li svg {
    width: 17px;
    height: 17px;
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 3px;
}

.callout-note {
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px dashed var(--color-hairline);
    font-size: var(--text-sm);
    color: var(--color-light-text);
    line-height: 1.6;
}

/* Embedded survey */

.embed-stage { max-width: 920px; margin: 0 auto; }

.embed-frame {
    background: var(--color-white);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 3px solid #e0e4e9;
}

.embed-frame-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: #f2f4f7;
    border-bottom: 1px solid #e0e4e9;
}

.embed-frame-dot { width: 10px; height: 10px; border-radius: 50%; background: #d8dce2; }

.embed-frame-title {
    flex: 1;
    text-align: center;
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-light-text);
}

.embed-frame-body { position: relative; min-height: 360px; }

.embed-iframe {
    display: block;
    width: 100%;
    height: 1000px;
    border: 0;
    background: var(--color-white);
}

.embed-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 14px;
    text-align: center;
    padding: 120px 32px 32px;
    background: var(--color-white);
    z-index: 2;
}

.embed-fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    text-align: center;
    padding: 72px 32px;
    background: var(--color-white);
}

.embed-loading p,
.embed-fallback p {
    margin: 0;
    color: var(--color-light-text);
    font-size: var(--text-sm);
    max-width: 420px;
}

.embed-fallback svg { width: 34px; height: 34px; color: var(--color-auburn-orange); }
.embed-fallback strong { color: var(--color-auburn-blue); }

.embed-loading[hidden],
.embed-fallback[hidden] { display: none; }

.embed-spinner {
    width: 34px;
    height: 34px;
    border: 3px solid var(--color-hairline);
    border-top-color: var(--color-auburn-orange);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

.embed-help {
    text-align: center;
    margin: 20px 0 0;
    font-size: var(--text-sm);
    color: var(--color-dark-text);
}

.embed-help a { font-weight: 600; text-decoration: underline; }

.embed-help-muted {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
    color: var(--color-light-text);
}

.embed-help-muted svg { color: var(--color-auburn-orange); flex-shrink: 0; }

/* ============================================
   PIPELINE (signature element)
   ============================================ */

.pipeline-section { background: var(--color-white); }

.pipeline { max-width: 1000px; margin: 0 auto; }

.pipeline-track {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin: 0 0 28px;
    padding: 0;
    position: relative;
}

.pipeline-track::before {
    content: '';
    position: absolute;
    top: 21px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: var(--color-hairline);
    z-index: 0;
}

.pipeline-step {
    position: relative;
    z-index: 1;
    width: 100%;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.step-num {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-white);
    border: 2px solid var(--color-hairline);
    color: var(--color-light-text);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.step-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-light-text);
    transition: color var(--transition-fast);
    text-align: center;
}

.pipeline-step:hover .step-num { border-color: var(--color-offset-blue); }

.pipeline-step.done .step-num {
    background: var(--color-sky-blue);
    border-color: var(--color-sky-blue);
    color: var(--color-auburn-blue);
}

.pipeline-step.active .step-num {
    background: var(--color-auburn-orange);
    border-color: var(--color-auburn-orange);
    color: var(--color-white);
    transform: scale(1.08);
}

.pipeline-step.active .step-label { color: var(--color-auburn-blue); font-weight: 700; }

.pipeline-note {
    text-align: center;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 600;
    color: var(--color-light-text);
    margin: 0 0 12px;
}

.pipeline-stage {
    background: var(--color-smoke-white);
    border-radius: var(--radius-xl);
    padding: 32px;
    min-height: 380px;
}

.pipeline-panel { display: none; }
.pipeline-panel.active { display: block; animation: fadeIn var(--transition-normal); }

.pipeline-panel-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: center;
}

.pipeline-copy h3 { font-size: var(--text-2xl); margin-bottom: 12px; }
.pipeline-copy p { font-size: var(--text-sm); line-height: 1.75; color: var(--color-dark-text); }

.pipeline-target {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 4px 0 0;
    padding: 8px 14px;
    background: var(--color-warning-light);
    border-radius: var(--radius-full);
    font-size: var(--text-xs) !important;
    font-weight: 600;
    color: var(--color-auburn-blue) !important;
}

.pipeline-target svg { width: 15px; height: 15px; color: var(--color-auburn-orange); }

/* Cards inside the pipeline */

.resource-card {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-left: 4px solid var(--color-offset-blue);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-md);
}

.resource-card-validated { border-left-color: var(--color-success); }

.resource-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: var(--text-base);
    color: var(--color-auburn-blue);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    margin-bottom: 14px;
}

.resource-card-head svg { width: 18px; height: 18px; color: var(--color-offset-blue); flex-shrink: 0; }
.resource-card-validated .resource-card-head svg { color: var(--color-success); }

.resource-meta { display: flex; flex-wrap: wrap; gap: 6px; }

.chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 11px;
    background: var(--color-smoke-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    color: var(--color-dark-text);
}

.chip svg { width: 12px; height: 12px; }
.chip-tag { background: #eef4fb; border-color: #d8e6f4; color: var(--color-offset-blue); }
.chip-standard { background: var(--color-auburn-blue); border-color: var(--color-auburn-blue); color: var(--color-white); font-weight: 600; }
.chip-source { background: var(--color-success-light); border-color: #d6e6b6; color: #4e6a1f; }

.resource-body {
    font-size: var(--text-sm);
    color: var(--color-light-text);
    margin: 12px 0 0;
    line-height: 1.6;
}

.score-rows { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }

.score-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: var(--text-xs);
    color: var(--color-dark-text);
    padding: 7px 10px;
    background: var(--color-smoke-white);
    border-radius: var(--radius-sm);
}

.score-pill {
    flex-shrink: 0;
    background: var(--color-success-light);
    color: #4e6a1f;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.validated-row { margin-bottom: 14px; }

.stamp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    background: var(--color-success-light);
    color: #4e6a1f;
    border: 1px dashed var(--color-success);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.stamp svg { width: 14px; height: 14px; }

.chat-card {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-msg { font-size: var(--text-sm); line-height: 1.6; border-radius: var(--radius-lg); padding: 12px 16px; }

.chat-user {
    align-self: flex-end;
    max-width: 88%;
    background: var(--color-auburn-blue);
    color: var(--color-white);
    border-bottom-right-radius: var(--radius-sm);
}

.chat-bot {
    background: var(--color-smoke-white);
    border: 1px solid var(--color-hairline);
    border-bottom-left-radius: var(--radius-sm);
    color: var(--color-dark-text);
}

.chat-bot p { margin: 0; }

.chat-bot-head {
    display: flex;
    align-items: center;
    gap: 7px;
    font-family: var(--font-display);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--color-auburn-orange);
    margin-bottom: 8px;
}

.chat-bot-head svg { width: 16px; height: 16px; }

.chat-sources {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--color-hairline);
}

.chat-sources-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--color-light-text);
    font-weight: 600;
}

/* ============================================
   SUMMITS
   ============================================ */

.summits-section { background: var(--color-smoke-white); }

.summit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.summit-card {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    padding: 26px;
    transition: all var(--transition-normal);
}

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

.summit-city {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-auburn-blue);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.summit-city svg { width: 20px; height: 20px; color: var(--color-auburn-orange); }

.summit-date {
    display: inline-block;
    background: var(--color-warning-light);
    color: var(--color-orange-dark);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    margin-bottom: 14px;
}

.summit-card p { font-size: var(--text-sm); color: var(--color-light-text); margin: 0; line-height: 1.6; }

.summit-detail {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
    align-items: start;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 36px;
    box-shadow: var(--shadow-md);
}

.summit-detail-text h3 { font-size: var(--text-2xl); margin-bottom: 14px; }
.summit-detail-text p { font-size: var(--text-base); line-height: 1.8; }

.summit-alert {
    background: var(--color-auburn-blue);
    border-radius: var(--radius-lg);
    padding: 28px;
    color: rgba(255, 255, 255, 0.85);
}

.summit-alert h4 { color: var(--color-white); font-size: var(--text-xl); text-transform: uppercase; margin-bottom: 10px; }
.summit-alert p { font-size: var(--text-sm); line-height: 1.7; }

.summit-alert-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-auburn-orange);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 7px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.summit-alert-badge svg { width: 15px; height: 15px; }

.summit-alert .check-list li { color: rgba(255, 255, 255, 0.85); }
.summit-alert .check-list li svg { color: var(--color-sky-blue); }

.summit-alert-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 18px;
    padding: 12px 22px;
    background: var(--color-auburn-orange);
    color: var(--color-white) !important;
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.summit-alert-btn:hover { background: var(--color-orange-dark); transform: translateY(-2px); }

/* ============================================
   TIMELINE
   ============================================ */

.timeline-section { background: var(--color-white); }

.timeline { list-style: none; max-width: 820px; margin: 0 auto; position: relative; }

.timeline::before {
    content: '';
    position: absolute;
    left: 21px;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: linear-gradient(180deg, var(--color-auburn-orange), var(--color-sky-blue));
}

.timeline-item { display: flex; gap: 24px; padding-bottom: 32px; position: relative; }
.timeline-item:last-child { padding-bottom: 0; }

.timeline-marker {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-auburn-blue);
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--color-white);
    box-shadow: 0 0 0 2px var(--color-auburn-blue);
    z-index: 1;
}

.timeline-body {
    background: var(--color-smoke-white);
    border-radius: var(--radius-lg);
    padding: 22px 26px;
    flex: 1;
}

.timeline-weeks {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--color-auburn-orange);
    margin-bottom: 4px;
}

.timeline-body h3 { font-size: var(--text-xl); margin-bottom: 8px; text-transform: uppercase; }
.timeline-body p { font-size: var(--text-sm); color: var(--color-dark-text); line-height: 1.7; margin-bottom: 12px; }

.timeline-outcome {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-full);
    padding: 6px 14px;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-auburn-blue);
}

.timeline-outcome svg { width: 14px; height: 14px; color: var(--color-success); }

/* ============================================
   FAQ
   ============================================ */

.faq-section { background: var(--color-smoke-white); }

.faq-list { max-width: 820px; margin: 0 auto; }

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 24px;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-auburn-blue);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.faq-q:hover { background: var(--color-smoke-white); }

.faq-q svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--color-auburn-orange);
    transition: transform var(--transition-fast);
}

.faq-q[aria-expanded="true"] svg { transform: rotate(180deg); }

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-a p {
    padding: 0 24px 20px;
    margin: 0;
    font-size: var(--text-sm);
    line-height: 1.75;
    color: var(--color-light-text);
}

/* ============================================
   CONTACT
   ============================================ */

.contact-section {
    background: linear-gradient(135deg, var(--color-auburn-blue) 0%, #1a3050 100%);
    text-align: center;
    padding: 80px 24px;
}

.contact-section h2 { color: var(--color-white); font-size: var(--text-4xl); margin-bottom: 16px; text-transform: uppercase; }

.contact-section p {
    color: rgba(255, 255, 255, 0.75);
    font-size: var(--text-lg);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    background: var(--color-auburn-orange);
    color: var(--color-white);
    font-size: var(--text-lg);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.contact-btn:hover {
    background: var(--color-orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(232, 97, 0, 0.4);
    color: var(--color-white);
}

.contact-email { margin-top: 20px !important; color: rgba(255, 255, 255, 0.55) !important; font-size: var(--text-sm) !important; }
.contact-email a { color: var(--color-sky-blue); }

/* ============================================
   PARTNERS + FUNDING
   ============================================ */

.funding-section { background: var(--color-white); padding-top: 64px; padding-bottom: 64px; }

.logo-strip { text-align: center; margin-bottom: 40px; }

.logo-strip-funder { margin-bottom: 44px; }

.logo-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 132px;
    padding: 16px;
    background: var(--color-white);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

a.logo-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: #d8dee6;
}

.logo-item img {
    max-height: 84px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
}

.logo-item-text {
    flex-direction: column;
    gap: 2px;
    font-family: var(--font-display);
    font-size: var(--text-base);
    letter-spacing: 0.6px;
    text-transform: uppercase;
    color: var(--color-auburn-blue);
    text-align: center;
}

.logo-item-text small {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.4px;
    text-transform: none;
    color: var(--color-light-text);
}

.funder-note {
    margin: 14px 0 0;
    font-size: var(--text-xs);
    letter-spacing: 0.6px;
    color: var(--color-light-text);
}

.partners-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: var(--color-light-text);
    margin-bottom: 16px;
}

.funding-statement {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 28px;
    background: var(--color-smoke-white);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-auburn-orange);
}

.funding-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-auburn-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.funding-icon svg { width: 20px; height: 20px; color: var(--color-white); }

.funding-statement p {
    margin: 0;
    font-size: var(--text-sm);
    line-height: 1.75;
    color: var(--color-dark-text);
}

/* ============================================
   FOOTER
   ============================================ */

.landing-footer {
    background: #0a1c30;
    color: rgba(255, 255, 255, 0.5);
    padding: 32px 24px;
    text-align: center;
    font-size: var(--text-sm);
}

.landing-footer p { margin: 0; }

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 16px;
}

.footer-links a { color: rgba(255, 255, 255, 0.5); transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--color-auburn-orange); }

/* ============================================
   ANIMATION
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes spin { to { transform: rotate(360deg); } }

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .reveal { opacity: 1; transform: none; }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
    .pipeline-panel-inner { grid-template-columns: 1fr; gap: 24px; }
    .abstract-layout { grid-template-columns: 1fr; gap: 28px; padding: 32px; }
    .abstract-mark img { max-width: 170px; }
    .summit-detail { grid-template-columns: 1fr; padding: 28px; }
}

@media (max-width: 768px) {
    .landing-section { padding: 56px 20px; }
    .landing-nav { padding: 12px 16px; }
    .landing-nav.scrolled { padding: 10px 16px; }

    .nav-toggle { display: block; }

    .nav-logo img { height: 26px; max-width: 175px; }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: var(--color-auburn-blue);
        box-shadow: var(--shadow-lg);
        padding: 8px 16px 16px;
        display: none;
    }

    .nav-links.open { display: flex; }

    .nav-links a {
        padding: 12px 4px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .nav-cta { text-align: center; margin-top: 10px; border-bottom: none; }

    .hero-section { min-height: auto; padding: 124px 20px 64px; }
    .hero-content h1 { font-size: var(--text-3xl); }
    .hero-stats { gap: 28px; margin-top: 40px; }
    .hero-stat-value { font-size: var(--text-2xl); }

    .section-header h2,
    .contact-section h2 { font-size: var(--text-3xl); }

    .features-grid { grid-template-columns: 1fr; }
    .callout-grid { grid-template-columns: 1fr; }

    .pipeline-track { grid-template-columns: repeat(4, 1fr); gap: 4px; }
    .pipeline-track::before { left: 12%; right: 12%; }
    .step-label { font-size: var(--text-xs); }
    .pipeline-note {
    text-align: center;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 600;
    color: var(--color-light-text);
    margin: 0 0 12px;
}

.pipeline-stage { padding: 20px; }

    .embed-iframe { height: 900px; }
    .timeline-body { padding: 18px; }

    .funding-statement { flex-direction: column; gap: 14px; padding: 22px; }
    .abstract-text h2 { font-size: var(--text-2xl); }
    .logo-item { width: 150px; height: 106px; padding: 12px; }
    .logo-item img { max-height: 64px; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; align-items: stretch; }
    .hero-btn-primary, .hero-btn-secondary { justify-content: center; }
    .step-num { width: 34px; height: 34px; font-size: var(--text-base); }
    .pipeline-track::before { top: 17px; }
    .score-row { flex-direction: column; align-items: flex-start; gap: 4px; }
}