/*
Theme Name:  Shoreless University
Theme URI:   https://shorelessuniversity.com
Author:      Shoreless
Author URI:  https://shoreless.ai
Description: Official theme for Shoreless University — invite-only LMS platform.
Version:     1.0.0
License:     Proprietary
Text Domain: shoreless-university
Tags:        lms, education, custom
*/

/* ── CSS Variables ── */
:root {
    --su-gold:      #D4B96A;
    --su-gold-dark: #c4a85a;
    --su-dark:      #1a1a2e;
    --su-mid:       #2d2d4e;
    --su-light:     #f4f2ee;
    --su-white:     #ffffff;
    --su-border:    #e0ddd6;
    --su-text:      #333344;
    --su-muted:     #888899;
    --su-font:      'Barlow', 'Helvetica Neue', Arial, sans-serif;
    --su-radius:    8px;
    --su-shadow:    0 4px 24px rgba(0,0,0,.08);
    --su-container: 1180px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--su-font); color: var(--su-text); background: var(--su-white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--su-gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--su-gold-dark); }
h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.2; color: var(--su-dark); }

/* ── Container ── */
.su-container { max-width: var(--su-container); margin: 0 auto; padding: 0 24px; }

/* ── Header ── */
.su-header { background: var(--su-dark); position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 16px rgba(0,0,0,.2); }
.su-header__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.su-logo { display: flex; align-items: center; gap: 12px; }
.su-logo img { height: 36px; width: auto; }
.su-logo__text { color: var(--su-white); font-size: 18px; font-weight: 700; letter-spacing: -0.3px; }
.su-nav { display: flex; align-items: center; gap: 28px; }
.su-nav a { color: rgba(255,255,255,.8); font-size: 14px; font-weight: 600; transition: color .2s; }
.su-nav a:hover { color: var(--su-gold); }
.su-nav .su-btn { color: var(--su-dark); }
.su-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.su-hamburger span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: all .3s; }

/* ── Buttons ── */
.su-btn { display: inline-block; padding: 12px 28px; border-radius: 6px; font-weight: 700; font-size: 15px; cursor: pointer; border: none; transition: all .2s; text-decoration: none; }
.su-btn--gold { background: var(--su-gold); color: var(--su-dark) !important; }
.su-btn--gold:hover { background: var(--su-gold-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212,185,106,.4); }
.su-btn--dark { background: var(--su-dark); color: var(--su-gold) !important; }
.su-btn--dark:hover { background: var(--su-mid); }
.su-btn--outline { background: transparent; border: 2px solid var(--su-gold); color: var(--su-gold) !important; }
.su-btn--outline:hover { background: var(--su-gold); color: var(--su-dark) !important; }
.su-btn--sm { padding: 8px 18px; font-size: 13px; }
.su-btn--lg { padding: 16px 40px; font-size: 17px; }

/* ── Hero ── */
.su-hero { background: var(--su-dark); color: var(--su-white); padding: 100px 0 80px; position: relative; overflow: hidden; }
.su-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 50%, rgba(212,185,106,.12) 0%, transparent 60%); pointer-events: none; }
.su-hero__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; }
.su-hero__eyebrow { font-size: 12px; letter-spacing: 4px; text-transform: uppercase; color: var(--su-gold); font-weight: 700; margin-bottom: 16px; }
.su-hero__title { font-size: clamp(36px, 5vw, 60px); font-weight: 900; line-height: 1.05; color: var(--su-white); margin-bottom: 20px; }
.su-hero__title span { color: var(--su-gold); }
.su-hero__desc { font-size: 18px; color: rgba(255,255,255,.75); line-height: 1.7; margin-bottom: 36px; }
.su-hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }
.su-hero__visual { position: relative; }
.su-hero__card { background: rgba(255,255,255,.05); border: 1px solid rgba(212,185,106,.25); border-radius: 12px; padding: 28px; backdrop-filter: blur(10px); }
.su-hero__stat { text-align: center; padding: 16px; }
.su-hero__stat-num { font-size: 40px; font-weight: 900; color: var(--su-gold); display: block; }
.su-hero__stat-label { font-size: 13px; color: rgba(255,255,255,.6); }
.su-hero__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.1); border-radius: 8px; overflow: hidden; margin-top: 20px; }
.su-hero__stats .su-hero__stat { background: rgba(255,255,255,.03); }

/* ── Sections ── */
.su-section { padding: 80px 0; }
.su-section--light { background: var(--su-light); }
.su-section--dark { background: var(--su-dark); color: var(--su-white); }
.su-section__header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.su-section__eyebrow { font-size: 12px; letter-spacing: 4px; text-transform: uppercase; color: var(--su-gold); font-weight: 700; margin-bottom: 12px; }
.su-section__title { font-size: clamp(28px, 4vw, 42px); font-weight: 900; margin-bottom: 16px; }
.su-section--dark .su-section__title { color: var(--su-white); }
.su-section__desc { font-size: 17px; color: var(--su-muted); line-height: 1.7; }
.su-section--dark .su-section__desc { color: rgba(255,255,255,.65); }

/* ── Feature grid ── */
.su-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.su-feature-card { background: var(--su-white); border: 1px solid var(--su-border); border-radius: var(--su-radius); padding: 32px; transition: box-shadow .2s, transform .2s; }
.su-feature-card:hover { box-shadow: var(--su-shadow); transform: translateY(-2px); }
.su-section--dark .su-feature-card { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.1); }
.su-feature-card__icon { font-size: 36px; margin-bottom: 16px; }
.su-feature-card__title { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--su-dark); }
.su-section--dark .su-feature-card__title { color: var(--su-white); }
.su-feature-card__desc { font-size: 15px; color: var(--su-muted); line-height: 1.6; }
.su-section--dark .su-feature-card__desc { color: rgba(255,255,255,.6); }

/* ── How it works ── */
.su-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; counter-reset: steps; }
.su-step { text-align: center; counter-increment: steps; }
.su-step__num { width: 56px; height: 56px; background: var(--su-gold); color: var(--su-dark); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 900; margin: 0 auto 16px; }
.su-step__title { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--su-white); }
.su-step__desc { font-size: 14px; color: rgba(255,255,255,.6); line-height: 1.6; }

/* ── Registration section ── */
.su-register-section { background: var(--su-light); }
.su-register-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.su-register-copy h2 { font-size: 36px; margin-bottom: 16px; }
.su-register-copy p { font-size: 16px; color: var(--su-muted); line-height: 1.7; margin-bottom: 20px; }
.su-register-copy ul { list-style: none; padding: 0; }
.su-register-copy ul li { padding: 8px 0; padding-left: 28px; position: relative; font-size: 15px; color: var(--su-text); }
.su-register-copy ul li::before { content: '✓'; position: absolute; left: 0; color: var(--su-gold); font-weight: 700; }
.su-register-form-wrap { background: var(--su-white); border-radius: 12px; padding: 36px; box-shadow: var(--su-shadow); border: 1px solid var(--su-border); }
.su-register-form-wrap h3 { font-size: 22px; margin-bottom: 24px; color: var(--su-dark); }

/* ── Footer ── */
.su-footer { background: var(--su-dark); color: rgba(255,255,255,.6); padding: 60px 0 32px; }
.su-footer__inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.su-footer__brand img { height: 36px; margin-bottom: 16px; }
.su-footer__brand p { font-size: 14px; line-height: 1.7; max-width: 280px; }
.su-footer__col h4 { color: var(--su-white); font-size: 14px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 16px; }
.su-footer__col ul { list-style: none; }
.su-footer__col ul li { margin-bottom: 8px; }
.su-footer__col ul li a { color: rgba(255,255,255,.6); font-size: 14px; transition: color .2s; }
.su-footer__col ul li a:hover { color: var(--su-gold); }
.su-footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; font-size: 13px; }
.su-footer__bottom a { color: rgba(255,255,255,.5); }
.su-footer__bottom a:hover { color: var(--su-gold); }

/* ── Course single ── */
.su-course-wrap { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; padding: 48px 0; }
.su-course-header { margin-bottom: 32px; }
.su-course-header h1 { font-size: 36px; margin-bottom: 12px; }
.su-course-meta { display: flex; gap: 20px; flex-wrap: wrap; font-size: 14px; color: var(--su-muted); margin-bottom: 20px; }
.su-course-meta span { display: flex; align-items: center; gap: 6px; }
.su-course-description { font-size: 16px; line-height: 1.8; color: var(--su-text); margin-bottom: 32px; }
.su-course-sidebar { position: sticky; top: 88px; }
.su-course-sidebar-card { background: var(--su-white); border: 1px solid var(--su-border); border-radius: var(--su-radius); overflow: hidden; box-shadow: var(--su-shadow); }
.su-course-sidebar-card__header { background: var(--su-dark); padding: 20px; color: var(--su-white); }
.su-course-sidebar-card__header h3 { font-size: 16px; margin-bottom: 4px; }
.su-course-sidebar-card__body { padding: 20px; }
.su-module-list { list-style: none; }
.su-module-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--su-border); }
.su-module-item:last-child { border-bottom: none; }
.su-module-item__num { width: 28px; height: 28px; border-radius: 50%; background: var(--su-border); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex-shrink: 0; }
.su-module-item--complete .su-module-item__num { background: #27ae60; color: #fff; }
.su-module-item__title { flex: 1; font-size: 14px; color: var(--su-text); text-decoration: none; }
.su-module-item__title:hover { color: var(--su-gold); }

/* ── Lesson single ── */
.su-lesson-wrap { max-width: 900px; margin: 0 auto; padding: 40px 0; }
.su-lesson-header { margin-bottom: 28px; }
.su-lesson-header__breadcrumb { font-size: 13px; color: var(--su-muted); margin-bottom: 8px; }
.su-lesson-header__breadcrumb a { color: var(--su-muted); }
.su-lesson-header__breadcrumb a:hover { color: var(--su-gold); }
.su-lesson-header h1 { font-size: 30px; }
.su-lesson-content { font-size: 16px; line-height: 1.8; color: var(--su-text); }
.su-lesson-content h2 { font-size: 24px; margin: 32px 0 12px; }
.su-lesson-content h3 { font-size: 20px; margin: 24px 0 10px; }
.su-lesson-content p { margin-bottom: 16px; }
.su-lesson-content ul, .su-lesson-content ol { padding-left: 24px; margin-bottom: 16px; }
.su-lesson-content li { margin-bottom: 6px; }
.su-lesson-content code { background: var(--su-light); padding: 2px 6px; border-radius: 3px; font-size: 14px; }
.su-lesson-content pre { background: var(--su-dark); color: #e8e8e8; padding: 20px; border-radius: 6px; overflow-x: auto; margin-bottom: 16px; }
.su-lesson-content blockquote { border-left: 4px solid var(--su-gold); padding-left: 16px; color: var(--su-muted); font-style: italic; margin-bottom: 16px; }

/* ── Pending page ── */
.su-pending-page { min-height: 60vh; display: flex; align-items: center; justify-content: center; }
.su-pending-card { background: var(--su-white); border: 1px solid var(--su-border); border-radius: 12px; padding: 48px; text-align: center; max-width: 520px; box-shadow: var(--su-shadow); }
.su-pending-card__icon { font-size: 64px; margin-bottom: 20px; }
.su-pending-card h2 { font-size: 28px; margin-bottom: 12px; }
.su-pending-card p { color: var(--su-muted); font-size: 16px; line-height: 1.7; margin-bottom: 24px; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .su-hero__inner { grid-template-columns: 1fr; }
    .su-hero__visual { display: none; }
    .su-register-inner { grid-template-columns: 1fr; }
    .su-course-wrap { grid-template-columns: 1fr; }
    .su-footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .su-nav { display: none; }
    .su-nav.is-open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--su-dark); padding: 20px 24px; gap: 16px; }
    .su-hamburger { display: block; }
    .su-hero { padding: 60px 0 50px; }
    .su-section { padding: 56px 0; }
    .su-footer__inner { grid-template-columns: 1fr; }
    .su-footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
}