/*
  A.T.G. PORTFOLYO - css/contact.css
  İletişim sayfası: 2x2 kanal modülü ızgarası ve iletişim formu.
  Kullanan sayfalar: pages/iletisim.html
  Bu dosyadaki bölümler: 6, 7
  Sıra (HTML <link> sırası bozulmamalı): base → [sayfa dosyası] → utilities → print
  Bölüm numaraları eski tek-dosya düzeninden (style.css) korunmuştur; tam harita için css/base.css başına bakın.
*/

/* ==========================================================================
   6. İLETİŞİM SAYFASI (2x2 KANAL MODÜLÜ IZGARASI)
   ========================================================================== */
.contact-hero { text-align: center; margin: 60px 0 40px 0; }
.contact-hero h1 { font-size: 40px; margin-bottom: 10px; letter-spacing: 1px; color: var(--accent-color); }
.contact-hero p { font-size: 16px; opacity: 0.8; max-width: 600px; margin: 0 auto; line-height: 1.6; }

/* --- İLETİŞİM KANALI MODÜLLERİ ---
   Her kutu bir "kanal modülü"dür: üstte otomatik kanal numarası (CH-01...) ve canlı LED, ortada neon simge
   portu + başlık + bilgi, altta eylem satırı (çizgi + ok). Fare kutunun üzerinde gezerken kenarlık imlecin
   olduğu yerde parlar, kutu imleci hafifçe izleyerek eğilir (js/script.js §14: --px/--py fare konumu,
   --tx/--ty eğim). Telefonda fare yoktur: ekranın ortasına gelen kutu aynı şekilde aktif olur (.is-active). */
.contact-wrapper {
    counter-reset: channel;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
    max-width: 900px;
    margin: 0 auto 80px auto;
    padding: 0 20px;
}

@media (max-width: 768px) {
    .contact-wrapper { grid-template-columns: 1fr; gap: 20px; }
}

.contact-card {
    --tx: 0deg; --ty: 0deg; --tz: 0px; --px: 50%; --py: 0%;
    counter-increment: channel;
    position: relative;
    display: flex; flex-direction: column; gap: 22px;
    padding: 18px 24px 22px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    text-align: left; text-decoration: none; color: var(--text-color);
    box-shadow: var(--card-shadow-3d);
    transform-style: preserve-3d;
    transform: perspective(900px) translateZ(var(--tz)) rotateX(var(--tx)) rotateY(var(--ty));
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.3s ease, box-shadow 0.4s ease;
    animation: contact-in 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) backwards;
    will-change: transform;
}
.contact-card:nth-child(2) { animation-delay: 0.09s; }
.contact-card:nth-child(3) { animation-delay: 0.18s; }
.contact-card:nth-child(4) { animation-delay: 0.27s; }
@keyframes contact-in {
    from { opacity: 0; transform: perspective(900px) translateY(26px) rotateX(14deg); }
}

/* Kenarlıkta imleci izleyen ışık halkası (yalnızca kenarlık görünür: maske ile içi oyulur) */
.contact-card::before {
    content: ''; position: absolute; inset: -1px; padding: 1px; border-radius: inherit;
    background: radial-gradient(260px circle at var(--px) var(--py), var(--accent-color), transparent 70%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
    opacity: 0; transition: opacity 0.35s ease; pointer-events: none;
}
/* Kutunun içinde imleci izleyen çok hafif yeşil ışık (yazıların arkasında kalır) */
.contact-card::after {
    content: ''; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
    background: radial-gradient(340px circle at var(--px) var(--py), rgba(0, 230, 118, 0.1), transparent 70%);
    background: radial-gradient(340px circle at var(--px) var(--py), color-mix(in srgb, var(--accent-color) 13%, transparent), transparent 70%);
    opacity: 0; transition: opacity 0.35s ease; pointer-events: none;
}
.contact-card:hover, .contact-card:focus-visible, .contact-card.is-active {
    --tz: 22px;
    border-color: transparent;
    box-shadow: var(--card-shadow-3d), 0 0 22px rgba(0, 230, 118, 0.12);
    box-shadow: var(--card-shadow-3d), 0 0 22px color-mix(in srgb, var(--accent-color) 18%, transparent);
    z-index: 2;
}
.contact-card:hover::before, .contact-card:focus-visible::before, .contact-card.is-active::before,
.contact-card:hover::after, .contact-card:focus-visible::after, .contact-card.is-active::after { opacity: 1; }
.contact-card:focus-visible { outline: 2px solid var(--accent-color); outline-offset: 3px; }
.contact-card:active { --tz: 8px; }

/* Üst satır: kanal numarası + canlı LED */
.contact-card-top {
    display: flex; align-items: center; justify-content: space-between;
    transform: translateZ(10px);
}
.contact-card-top::before {
    content: 'CH-' counter(channel, decimal-leading-zero);   /* yedek: Safari/iOS < 17.4 alt metin söz dizimini bilmez */
    content: 'CH-' counter(channel, decimal-leading-zero) / '';
    font-family: monospace; font-size: 11px; font-weight: 700; letter-spacing: 2px; line-height: 1;
    color: var(--accent-color); opacity: 0.8;
}
.contact-led {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent-color); box-shadow: 0 0 8px var(--accent-color);
    animation: contact-led 2.6s ease-in-out infinite;
}
.contact-card:nth-child(2) .contact-led { animation-delay: 0.5s; }
.contact-card:nth-child(3) .contact-led { animation-delay: 1s; }
.contact-card:nth-child(4) .contact-led { animation-delay: 1.5s; }
@keyframes contact-led {
    0%, 100% { opacity: 0.7; box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.45), 0 0 6px var(--accent-color); }
    50%      { opacity: 1;   box-shadow: 0 0 0 6px rgba(0, 230, 118, 0), 0 0 10px var(--accent-color); }
}

/* Orta bölüm: neon simge portu + yazılar */
.contact-main { flex: 1; display: flex; align-items: center; gap: 18px; }
.contact-icon {
    flex: 0 0 auto; width: 64px; height: 64px;
    display: grid; place-items: center;
    border-radius: 16px;
    color: var(--accent-color);
    background: var(--bg-color);
    background: color-mix(in srgb, var(--accent-color) 8%, var(--card-bg));
    border: 1px solid var(--border-color);
    border: 1px solid color-mix(in srgb, var(--accent-color) 38%, var(--border-color));
    transform: translateZ(34px);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}
.contact-icon svg {
    width: 30px; height: 30px; fill: currentColor;
    filter: drop-shadow(0 0 5px var(--accent-color));
    transition: filter 0.3s ease;
}
.contact-card:hover .contact-icon, .contact-card:focus-visible .contact-icon, .contact-card.is-active .contact-icon {
    background: color-mix(in srgb, var(--accent-color) 18%, var(--card-bg));
    box-shadow: 0 0 18px color-mix(in srgb, var(--accent-color) 38%, transparent);
}
.contact-card:hover .contact-icon svg, .contact-card:focus-visible .contact-icon svg, .contact-card.is-active .contact-icon svg {
    filter: drop-shadow(0 0 8px var(--accent-color));
}
.contact-text { min-width: 0; transform: translateZ(20px); }
.contact-title { font-size: 20px; font-weight: 600; margin-bottom: 6px; letter-spacing: 0.5px; color: var(--accent-color); }
.contact-detail { font-size: 14.5px; line-height: 1.5; font-family: monospace; color: var(--text-color); overflow-wrap: anywhere; opacity: 0.9; }

/* Alt satır: devre izi çizgisi + eylem + ok. Üzerine gelince çizgi boyunca bir ışık darbesi akar */
.contact-action {
    display: flex; align-items: center; gap: 12px;
    font-family: monospace; font-size: 12.5px; font-weight: 600; letter-spacing: 0.5px; line-height: 1;
    color: var(--accent-color);
    transform: translateZ(14px);
}
.contact-action::before {
    content: ''; flex: 1; height: 1px;
    background: linear-gradient(90deg, var(--border-color) 0%, var(--border-color) 35%, var(--accent-color) 50%, var(--border-color) 65%, var(--border-color) 100%);
    background-size: 300% 100%; background-position: 100% 0;
}
.contact-action::after { content: '►'; font-size: 10px; transition: transform 0.3s ease; }
.contact-card:hover .contact-action::before, .contact-card:focus-visible .contact-action::before, .contact-card.is-active .contact-action::before {
    animation: contact-trace 1.4s linear infinite;
}
.contact-card:hover .contact-action::after, .contact-card:focus-visible .contact-action::after, .contact-card.is-active .contact-action::after { transform: translateX(5px); }
@keyframes contact-trace { to { background-position: 0% 0; } }

@media (max-width: 768px) {
    .contact-card { padding: 16px 18px 20px; gap: 18px; }
    .contact-main { gap: 14px; }
    .contact-icon { width: 56px; height: 56px; border-radius: 14px; }
    .contact-icon svg { width: 26px; height: 26px; }
    .contact-title { font-size: 18px; }
}

@media (prefers-reduced-motion: reduce) {
    .contact-card, .contact-icon, .contact-icon svg, .contact-action::after { transition: none; animation: none; }
    .contact-card:hover .contact-action::before, .contact-card:focus-visible .contact-action::before, .contact-card.is-active .contact-action::before { animation: none; }
    .contact-led { animation: none; }
}

/* ==========================================================================
   7. İLETİŞİM FORMU (FORMSPREE + MAILTO)
   ========================================================================== */
.contact-form-modal {
    display: none; position: fixed; inset: 0; z-index: 9999; overflow-y: auto;
    padding: 40px 20px; background-color: rgba(0, 0, 0, 0.85); backdrop-filter: blur(5px);
    --error-color: #ff6b6b;
}
body.light-mode .contact-form-modal { --error-color: #c62828; }
.contact-form-modal.is-open { display: flex; }

.contact-form-box {
    position: relative; margin: auto; width: 100%; max-width: 520px;
    background-color: var(--card-bg); border: 1px solid var(--accent-color); border-radius: 12px;
    padding: 30px; box-shadow: var(--box-shadow), 0 0 15px rgba(0, 230, 118, 0.15);
    animation: zoomIn 0.3s ease;
}
.contact-form-close {
    position: absolute; top: 12px; right: 18px; background: transparent; border: none;
    color: var(--text-color); font-size: 32px; line-height: 1; cursor: pointer; transition: 0.3s;
}
.contact-form-close:hover { color: var(--accent-color); }
.contact-form-title {
    color: var(--accent-color); font-size: 22px; margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color); padding-bottom: 10px; padding-right: 30px;
}

.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-field label { font-family: monospace; font-size: 13px; font-weight: 600; color: var(--accent-color); }
.form-field input, .form-field textarea {
    width: 100%; background-color: var(--bg-color); color: var(--text-color);
    border: 1px solid var(--border-color); border-radius: 6px; padding: 10px 12px;
    font-family: var(--font-main); font-size: 15px; line-height: 1.5;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-field textarea { min-height: 130px; resize: vertical; }
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-color); opacity: 0.4; }
.form-field input:focus, .form-field textarea:focus {
    outline: none; border-color: var(--accent-color); box-shadow: 0 0 10px rgba(0, 230, 118, 0.25);
}
.form-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.form-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 8px; }
.form-submit {
    padding: 10px 28px; background-color: transparent; color: var(--text-color);
    border: 2px solid var(--accent-color); border-radius: 6px; cursor: pointer;
    font-family: var(--font-main); font-weight: 600; font-size: 15px; transition: 0.3s;
}
.form-submit:hover:not(:disabled) { background-color: var(--accent-color); color: var(--bg-color); box-shadow: 0 0 15px var(--accent-color); }
.form-submit:disabled { opacity: 0.5; cursor: wait; }
.form-submit:focus-visible, .contact-form-close:focus-visible, .form-actions .archive-btn:focus-visible {
    outline: 2px solid var(--accent-color); outline-offset: 3px;
}

.form-status { min-height: 22px; margin-top: 16px; font-family: monospace; font-size: 13px; line-height: 1.5; }
.form-status.is-success { color: var(--accent-color); }
.form-status.is-error { color: var(--error-color); }

@media (max-width: 480px) {
    .contact-form-modal { padding: 20px 12px; }
    .contact-form-box { padding: 24px 18px; }
}
@media (prefers-reduced-motion: reduce) {
    .contact-form-box { animation: none; }
}

/* Önizleme (embed) modu: iletişim sayfası (ortak kurallar: base.css §15b) */
.is-embedded .contact-hero { margin-top: 0; }
.is-embedded .contact-card, .is-embedded .contact-led { animation: none; }