/* ============================================
   JobExpress - Layout Styles
   Header, Footer, Containers, Grid
   Dark Navy + Rainbow Arc Design
   ============================================ */

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-narrow {
    max-width: var(--container-narrow);
}

/* ---------- Header ---------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: var(--z-sticky);
    border-bottom: 1px solid var(--color-border-light);
    transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    border-bottom-color: transparent;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-text);
}

.header-logo-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition-spring);
}

.header-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.header-logo:hover .header-logo-icon {
    transform: scale(1.08) rotate(-3deg);
}

.header-logo-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.03em;
}

.header-logo-text span {
    color: var(--color-primary);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-nav-link {
    padding: 8px 16px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
    position: relative;
}

.header-nav-link::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

.header-nav-link:hover,
.header-nav-link.active {
    color: var(--color-text);
    background-color: var(--color-border-light);
}

.header-nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Mobile menu toggle */
.header-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-text);
    border-radius: var(--radius-sm);
}

/* ---------- Main Content ---------- */
.main {
    min-height: 100vh;
    padding-top: var(--header-height);
}

.page-content {
    padding: var(--space-8) 0;
}

/* ---------- Section ---------- */
.section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-12);
}

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    font-size: var(--font-size-md);
    color: var(--color-text-muted);
}

/* ---------- Hero ---------- */
.hero {
    padding: var(--space-24) 0 var(--space-16);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    display: none;
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto var(--space-6);
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.04em;
    line-height: 1.05;
}

.hero h1 .highlight {
    color: var(--color-primary);
    position: relative;
}

.hero-subtitle {
    max-width: 560px;
    margin: 0 auto var(--space-10);
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    line-height: var(--line-height-relaxed);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-visual {
    margin-top: var(--space-16);
    position: relative;
}

.hero-visual-card {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
}

/* ---------- Features Grid ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    transition: transform var(--transition-spring), box-shadow var(--transition-base);
    border: 1px solid var(--color-border-light);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background-color: var(--color-primary-bg);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
    transition: transform var(--transition-spring);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(-5deg);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card h4 {
    font-size: var(--font-size-md);
    margin-bottom: var(--space-2);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: var(--line-height-relaxed);
}

/* ---------- Footer ---------- */
/* ---------- Site Footer — Navy ---------- */
.site-footer {
    background-color: var(--color-navy);
    padding: var(--space-8) var(--space-6);
    color: rgba(255,255,255,0.5);
    font-size: var(--font-size-xs);
}

.site-footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.site-footer-logo {
    display: flex;
    align-items: center;
    gap: 6px;
    color: white;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    text-decoration: none;
    white-space: nowrap;
}

.site-footer-logo img {
    filter: brightness(0) invert(1);
    width: auto;
    height: 18px;
    object-fit: contain;
}

.footer-job {
    color: white;
    font-weight: 900;
    font-family: 'Inter', 'Segoe UI Black', 'Arial Black', sans-serif;
    letter-spacing: -0.02em;
}

.footer-express {
    background: linear-gradient(
        90deg,
        #FC950D 0%, #FC950D 14%,
        #E8573A 14%, #E8573A 28%,
        #F5B0C0 28%, #F5B0C0 42%,
        #B8A83E 42%, #B8A83E 57%,
        #F0C84A 57%, #F0C84A 71%,
        #FAE3CF 71%, #FAE3CF 85%,
        #F7CECE 85%, #F7CECE 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: var(--font-weight-semibold);
}

.site-footer-copy {
    color: rgba(255,255,255,0.4);
}

.site-footer-links {
    display: flex;
    gap: var(--space-5);
}

.site-footer-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.site-footer-links a:hover {
    color: white;
}

@media (max-width: 768px) {
    .site-footer-inner {
        flex-direction: column;
        text-align: center;
        gap: var(--space-3);
    }

    .site-footer-links {
        gap: var(--space-4);
    }
}

/* Legacy footer (unused) */
.footer { display: none; }

/* ============================================
   AUTH LAYOUT — Dark Navy + Rainbow Arc
   ============================================ */

.auth-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* --- Left Visual Panel --- */
.auth-visual {
    background-color: var(--color-navy);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    color: white;
    position: relative;
    overflow: hidden;
}

/* No glow — flat design */
.auth-visual::before {
    display: none;
}

/* --- Rainbow Arcs (Desktop) — thick bold bands like reference --- */
.auth-rainbow {
    position: absolute;
    bottom: -55%;
    right: -25%;
    width: 110%;
    height: 130%;
    pointer-events: none;
    z-index: 0;
}

.rainbow-arc {
    position: absolute;
    bottom: 0;
    right: 0;
    border-radius: 50%;
    /* No border trick — use background for THICK filled bands */
}

/*
   Technique: concentric circles positioned at bottom-right,
   each one is a filled ring (background color with inner mask via box-shadow).
   The arcs go from innermost (orange) to outermost (blush).
   Each arc = a colored circle with a dark inner circle to create the band effect.
*/

.arc-1 {
    width: 300px;
    height: 300px;
    background: var(--color-rainbow-orange);
    box-shadow: inset 0 0 0 0 var(--color-navy-dark);
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0s;
    z-index: 7;
}

.arc-2 {
    width: 420px;
    height: 420px;
    background: var(--color-rainbow-red);
    z-index: 6;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.12s;
}

.arc-3 {
    width: 540px;
    height: 540px;
    background: var(--color-rainbow-pink);
    z-index: 5;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.24s;
}

.arc-4 {
    width: 660px;
    height: 660px;
    background: var(--color-rainbow-olive);
    z-index: 4;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.36s;
}

.arc-5 {
    width: 780px;
    height: 780px;
    background: var(--color-rainbow-yellow);
    z-index: 3;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.48s;
}

.arc-6 {
    width: 900px;
    height: 900px;
    background: var(--color-rainbow-cream);
    z-index: 2;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.60s;
}

.arc-7 {
    width: 1020px;
    height: 1020px;
    background: var(--color-rainbow-blush);
    z-index: 1;
    animation: breathe 5s ease-in-out infinite;
    animation-delay: 0.72s;
}

/* --- Auth Visual Content (over rainbow) --- */
.auth-visual-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 440px;
    animation: fadeInUp 0.7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.auth-visual-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
}

.auth-visual-logo img {
    filter: brightness(0) invert(1);
    transition: transform var(--transition-spring);
    width: auto;
    height: 48px;
    object-fit: contain;
}

.auth-visual-logo:hover img {
    transform: rotate(-8deg) scale(1.1);
}

.auth-visual-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-extrabold);
    color: white;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-4);
    line-height: 1.1;
}

.auth-visual-title span {
    color: var(--color-primary);
}

/* --- Auth Visual Ticker — rotating phrases --- */
.auth-visual-ticker {
    height: 36px;
    overflow: hidden;
    position: relative;
}

.ticker-track {
    display: flex;
    flex-direction: column;
    animation: tickerScroll 12.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.ticker-item {
    height: 36px;
    line-height: 36px;
    color: rgba(255,255,255,0.7);
    font-size: var(--font-size-base);
    white-space: nowrap;
    flex-shrink: 0;
}

/*
  5 items, each visible ~2s, transition ~0.5s
  Total cycle: 5 * 2.5s = 12.5s
  Each step = 20% of height moved
  Hold 16% (2s), slide 4% (0.5s)
*/
@keyframes tickerScroll {
    0%       { transform: translateY(0); }
    16%      { transform: translateY(0); }
    20%      { transform: translateY(-20%); }
    36%      { transform: translateY(-20%); }
    40%      { transform: translateY(-40%); }
    56%      { transform: translateY(-40%); }
    60%      { transform: translateY(-60%); }
    76%      { transform: translateY(-60%); }
    80%      { transform: translateY(-80%); }
    96%      { transform: translateY(-80%); }
    100%     { transform: translateY(0); }
}

/* Hide old features (no longer in HTML but keep CSS safe) */
.auth-features { display: none; }
.auth-visual-subtitle { display: none; }

/* --- Right Form Side --- */
.auth-form-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    position: relative;
    overflow: hidden;
}

/* No glow — flat design */
.auth-form-side::before {
    display: none;
}

.auth-form-container {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.5s ease forwards;
}

.auth-form-header {
    margin-bottom: var(--space-8);
}

.auth-form-header h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-2);
    letter-spacing: -0.02em;
    color: var(--color-navy);
}

.auth-form-header p {
    color: var(--color-text-muted);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.auth-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.auth-footer {
    margin-top: var(--space-6);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.auth-footer a {
    font-weight: var(--font-weight-semibold);
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--color-primary-dark);
}

/* --- Mobile Rainbow Header --- */
.auth-mobile-rainbow {
    display: none;
}

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

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Slightly smaller rainbow arcs on medium screens */
    .arc-1 { width: 240px; height: 240px; }
    .arc-2 { width: 340px; height: 340px; }
    .arc-3 { width: 440px; height: 440px; }
    .arc-4 { width: 540px; height: 540px; }
    .arc-5 { width: 640px; height: 640px; }
    .arc-6 { width: 740px; height: 740px; }
    .arc-7 { width: 840px; height: 840px; }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2.25rem;
        --font-size-5xl: 2.75rem;
        --header-height: 64px;
    }

    .header-nav {
        display: none;
    }

    .header-menu-toggle {
        display: flex;
    }

    .hero {
        padding: var(--space-16) 0 var(--space-10);
    }

    .hero h1 {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .hero-actions {
        flex-direction: column;
    }

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

    /* Auth: Stack to single column, show mobile rainbow */
    .auth-layout {
        grid-template-columns: 1fr;
    }

    .auth-visual {
        display: none;
    }

    /* Mobile Rainbow Header — full-width banner, no gaps */
    .auth-mobile-rainbow {
        display: block;
        background: var(--color-navy);
        padding: 0;
        margin: 0;
        position: relative;
        overflow: hidden;
        width: 100%;
        height: 220px;
    }

    .mobile-rainbow-arcs {
        position: absolute;
        bottom: 0;
        right: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
    }

    .mobile-rainbow-arcs .rainbow-arc {
        position: absolute;
        bottom: -50%;
        right: -30%;
        border-radius: 50%;
    }

    .mobile-rainbow-arcs .arc-1 { width: 120px; height: 120px; background: var(--color-rainbow-orange); z-index: 7; }
    .mobile-rainbow-arcs .arc-2 { width: 180px; height: 180px; background: var(--color-rainbow-red); z-index: 6; }
    .mobile-rainbow-arcs .arc-3 { width: 250px; height: 250px; background: var(--color-rainbow-pink); z-index: 5; }
    .mobile-rainbow-arcs .arc-4 { width: 320px; height: 320px; background: var(--color-rainbow-olive); z-index: 4; }
    .mobile-rainbow-arcs .arc-5 { width: 400px; height: 400px; background: var(--color-rainbow-yellow); z-index: 3; }
    .mobile-rainbow-arcs .arc-6 { width: 480px; height: 480px; background: var(--color-rainbow-cream); z-index: 2; }
    .mobile-rainbow-arcs .arc-7 { width: 560px; height: 560px; background: var(--color-rainbow-blush); z-index: 1; }

    .auth-mobile-logo {
        position: absolute;
        bottom: var(--space-6);
        left: var(--space-6);
        z-index: 10;
        display: flex;
        align-items: center;
        gap: var(--space-3);
        color: white;
    }

    .auth-mobile-logo img {
        filter: brightness(0) invert(1);
        width: auto;
        height: 32px;
        object-fit: contain;
    }

    .auth-mobile-logo span {
        font-size: var(--font-size-xl);
        font-weight: var(--font-weight-extrabold);
        letter-spacing: -0.03em;
    }

    .auth-mobile-logo em {
        font-style: normal;
        color: var(--color-primary);
    }

    .auth-layout {
        display: block;
    }

    .auth-form-side {
        padding: 0;
        width: 100%;
        overflow: hidden;
    }

    .auth-form-side .auth-form-container {
        padding: var(--space-8) var(--space-6);
        max-width: 100%;
    }

    .section {
        padding: var(--space-12) 0;
    }

    .footer-inner {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    .container {
        padding: 0 var(--space-4);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-3xl: 1.75rem;
        --font-size-4xl: 2rem;
    }

    .auth-form-side {
        padding: 0;
    }

    .auth-form .form-row {
        grid-template-columns: 1fr;
    }

    .auth-mobile-rainbow {
        height: 180px;
    }

    .auth-mobile-logo {
        bottom: var(--space-5);
        left: var(--space-5);
    }

    .auth-mobile-logo span {
        font-size: var(--font-size-lg);
    }

    .auth-form-side .auth-form-container {
        padding: var(--space-6) var(--space-4);
    }
}