/* contact.css — Die Brücke German Language School
   Architecture: mobile-first base → min-width breakpoints up
   ──────────────────────────────────────────────────────────── */

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

/* ══════════════════════════════════════════════
   BASE  (320px — all phones)
══════════════════════════════════════════════ */
body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', Arial, sans-serif;
    background: #0d0e10;
    overflow-x: hidden;

    /*
     * FIX #7 (critical): .cta-section is position:fixed at the bottom.
     * Without padding-bottom the fixed panel permanently covers page content.
     * Value = approximate CTA panel height on mobile (~210px).
     * Adjusted upward at larger breakpoints below.
     */
    padding-bottom: 210px;
}

/* ─── NAV ─── */
nav {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #000000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    padding: 1rem 1.25rem;     /* FIX #1: was 1.2rem 0 — added horizontal padding */
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;    /* logo left, actions right */
    width: 100%;
    max-width: 1200px;
    position: relative;               /* anchor for mobile dropdown */
}

/* ── Logo link (Part 1) ── */
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-link:focus-visible {
    outline: 2px solid #e5a900;
    outline-offset: 3px;
    border-radius: 4px;
}

.logo {
    height: 44px;       /* slightly reduced on mobile; restored at 900px */
    display: block;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-shrink: 0;
}

.school-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.15rem;     /* mobile-scaled; restored at 900px */
    font-weight: 200;
    color: #d49d2a;
    letter-spacing: 0.01em;
    white-space: nowrap;
    line-height: 1.3;
}

.school-sub {
    display: block;
    font-size: 0.78em;
    font-family: 'Inter', Arial, sans-serif;
    font-weight: 400;
    color: #ffffff;
    letter-spacing: 0.02em;
    margin-top: -1px;
    margin-left: 2px;
}

/* Nav links — hidden on mobile by default */
.nav-links {
    display: none;
    flex-direction: column;
    list-style: none;
    margin: 0;
    padding: 0;

    /* Mobile: absolute dropdown below the nav bar */
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    background: #000000;
    border-top: 1px solid rgba(229, 169, 0, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);

    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.3s ease;
}

.nav-links.active {
    display: flex;
    max-height: 360px;
    opacity: 1;
}

.nav-links a {
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    color: #e9e9e9;
    padding: 1rem 1.5rem;
    display: block;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: color 0.2s, background 0.2s;
    position: relative;    /* FIX #13: needed for ::after underline positioning */
}

.nav-links a:last-child {
    border-bottom: none;
}

.nav-links a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #e5a900;
    transition: width 0.3s;
    position: absolute;
    left: 0;
    bottom: 0;
}

.nav-links a:hover {
    color: #e5a900;
    background: rgba(229, 169, 0, 0.05);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Nav actions wrapper */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

/* Enroll button — hidden on small screens; margin-left only restored at 900px */
.enroll-btn {
    display: none;      /* shown from 480px */
    background: linear-gradient(90deg, #e5a900 0%, #e7ae0f 100%);
    color: #fff;
    border: none;
    border-radius: 24px;
    padding: 0.6rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 183, 221, 0.08);
    transition: background 0.2s, transform 0.2s;
    outline: none;
    white-space: nowrap;
}

.enroll-btn:hover {
    background: linear-gradient(90deg, #e7ae0f 0%, #e5a900 100%);
    transform: translateY(-2px) scale(1.04);
}

/* ─── HAMBURGER ─── */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 7px;
    background: none;
    border: 1px solid rgba(229, 169, 0, 0.35);
    border-radius: 6px;
    cursor: pointer;
    flex-shrink: 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: #e5a900;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.25s ease;
    transform-origin: center;
}

/* Animated X state */
.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── HEADLINE ─── */
.section-headline {
    text-align: center;
    margin-top: 2.5rem;     /* FIX #14: was 40px — more breathing room on mobile */
    padding: 0 1.25rem;
    color: #f5f5f5;
}

.section-headline h1 {
    font-size: clamp(1.6rem, 6vw, 2.625rem);   /* FIX #5: was fixed 42px */
    font-weight: 700;
    margin: 0 0 0.5rem;
    line-height: 1.2;
}

.section-headline p {
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    margin-top: 8px;
    color: #e9e9e9;
    line-height: 1.7;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    /* FIX #7: <br> removed from HTML — let text wrap naturally on mobile */
}

/* ─── CONTACT CARDS ─── */
.contact-wrapper {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-top: 2.5rem;
    padding: 0 1.25rem;
    flex-wrap: wrap;
}

.contact-card {
    /* FIX #6 + #12: was width:300px fixed — overflows 320px viewport.
       Now fluid with a max-width cap. */
    width: 100%;
    max-width: 300px;
    background: #fff;
    border-radius: 14px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.contact-card img.icon {
    width: 55px;
    height: 55px;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #1a1a2e;
}

.contact-card p {
    margin: 4px 0;
    color: #555;
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-card .small {
    font-size: 14px;
    color: #777;
}

.contact-card button {
    margin-top: 22px;
    padding: 12px 22px;
    width: 100%;
    border-radius: 10px;
    border: 1px solid #ddd;
    background: #fafafa;
    cursor: pointer;
    transition: background 0.2s;
    font-size: 0.95rem;
    font-weight: 500;
}

.contact-card button:hover {
    background: #eee;
}

/* ─── CTA SECTION (position:fixed) ─── */
/*
 * FIX #7: The fixed CTA panel permanently covers page content.
 * Fix: add matching padding-bottom to body (done above in body{}).
 * The panel itself is made leaner on mobile with smaller padding and font.
 */
.cta-section {
    background: #111822;
    color: #fff;
    padding: 28px 20px 24px;   /* FIX #8: was 60px 20px — too tall on mobile */
    text-align: center;
    border-radius: 20px 20px 0 0;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
    max-width: 100%;
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(100%); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.cta-section h2 {
    font-size: clamp(1.15rem, 4vw, 2rem);   /* FIX #9: was fixed 32px */
    font-weight: 700;
    margin: 0 0 6px;
    line-height: 1.25;
}

.cta-section p {
    font-size: clamp(0.82rem, 2.2vw, 1rem);
    margin: 0 0 16px;
    color: #d4d7dd;
    line-height: 1.55;
    /* FIX: <br> removed from HTML — let text wrap naturally */
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    -webkit-appearance: none;
    appearance: none;
    border: none;
    padding: 0.75rem 1.1rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(16, 43, 77, 0.06);
    transition: transform 180ms ease, box-shadow 180ms ease, opacity 160ms ease;
    user-select: none;
}

/* Primary (filled) */
.cta-buttons .btn.primary {
    background: linear-gradient(90deg, #e5a900 0%, #e7ae0f 100%);
    color: #fff;
}

/* Secondary (outline/light) */
.cta-buttons .btn.secondary {
    background: #fff;
    color: #0f1a2c;
    border: 1px solid #e6e6e6;
}

.cta-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(16, 43, 77, 0.10);
}

.cta-buttons .btn:active {
    transform: translateY(-1px);
    opacity: 0.98;
}

.cta-buttons .btn:focus {
    outline: 3px solid rgba(0, 180, 216, 0.15);
    outline-offset: 3px;
    box-shadow: 0 8px 28px rgba(0, 180, 216, 0.06);
}

.cta-buttons .btn .icon {
    display: inline-block;
    font-size: 1.05rem;
    line-height: 1;
    margin-left: -0.2rem;
}

/* ══════════════════════════════════════════════
   BREAKPOINT — 480px  (large phones)
══════════════════════════════════════════════ */
@media (min-width: 480px) {
    nav {
        padding: 1rem 1.75rem;
    }

    .enroll-btn {
        display: block;    /* show enroll button from here */
    }

    .section-headline {
        margin-top: 3rem;
        padding: 0 1.5rem;
    }

    .contact-wrapper {
        padding: 0 1.5rem;
        margin-top: 3rem;
    }

    /* CTA slightly more spacious */
    .cta-section {
        padding: 32px 24px 28px;
    }

    /* Compensate body padding for slightly taller CTA */
    body {
        padding-bottom: 230px;
    }
}

/* ══════════════════════════════════════════════
   BREAKPOINT — 600px  (phablets — CTA buttons inline)
══════════════════════════════════════════════ */
@media (min-width: 600px) {
    .cta-buttons {
        flex-direction: row;
        gap: 20px;
    }

    .cta-buttons .btn {
        padding: 0.85rem 1.25rem;
        font-size: 1rem;
        width: auto;
    }
}

/* ══════════════════════════════════════════════
   BREAKPOINT — 900px  (tablet landscape / desktop nav)
══════════════════════════════════════════════ */
@media (min-width: 900px) {
    nav {
        padding: 1.2rem 2rem;
    }

    /* Show desktop nav links inline */
    .nav-links {
        display: flex !important;
        flex-direction: row;
        position: static;
        background: none;
        border: none;
        box-shadow: none;
        max-height: none;
        opacity: 1;
        overflow: visible;
        gap: 2.7rem;
    }

    .nav-links a {
        padding: 0;
        border-bottom: none;
        font-size: 1rem;
    }

    .nav-links a:hover {
        background: none;
    }

    /* Hide hamburger on desktop */
    .hamburger {
        display: none;
    }

    /* Restore original desktop nav sizing */
    .logo {
        height: 52px;
    }

    .logo-group {
        gap: 1.2rem;
        margin-right: 3.5rem;
    }

    .school-name {
        font-size: 1.35rem;
    }

    .enroll-btn {
        display: block;
        margin-left: 3.5rem;
        padding: 0.7rem 1.7rem;
        font-size: 1.1rem;
    }

    /* Headline original desktop sizing */
    .section-headline {
        margin-top: 40px;
        padding: 0;
    }

    .section-headline h1 {
        font-size: 42px;
    }

    /* CTA panel — original desktop padding and font restored */
    .cta-section {
        padding: 60px 20px;
    }

    .cta-section h2 {
        font-size: 32px;
    }

    .cta-section p {
        font-size: 16px;
        margin: 0 0 20px;
    }

    /* Larger body padding-bottom to match taller desktop CTA panel */
    body {
        padding-bottom: 280px;
    }
}

/* ══════════════════════════════════════════════
   BREAKPOINT — 1025px  (wide desktop)
══════════════════════════════════════════════ */
@media (min-width: 1025px) {
    nav {
        padding: 1.2rem 3rem;
    }

    body {
        padding-bottom: 300px;
    }
}