/* =========================================
   TURLA RIZE - HEADER & NAV STYLES
   Brand: primary mor #6929d4, secondary açık mor #9b6cff, accent turuncu #ffb544
   ========================================= */

:root {
    /* Turla Rize marka renkleri (logo: #6929d4 mor) */
    --color-green: #6929d4;          /* primary (mor) — değişken adı eski, değer yeni */
    --color-green-dark: #4d1a9e;     /* primary dark */
    --color-cyan: #9b6cff;           /* secondary (açık mor) */
    --color-cyan-dark: #6929d4;      /* secondary dark = primary mor */
    --color-orange: #ffb544;         /* accent CTA (sıcak — kontrast için korundu) */
    --color-orange-dark: #f49b1a;
    --color-navy: #2a1865;            /* daha mor-tonlu lacivert */
    --color-text: #1c2536;
    --color-text-muted: #5b6677;
    --color-border: #e6e9ef;
    --color-bg: #ffffff;
    --color-bg-soft: #f6f8fb;

    --container-max: 1280px;
    --container-pad: 24px;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-pill: 999px;

    --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-md: 0 6px 20px rgba(16, 24, 40, 0.08);
    --shadow-lg: 0 20px 50px rgba(16, 24, 40, 0.15);

    --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-base);
    font-size: 14px;
    line-height: 1.45;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }

/* ===== ÜST KAMPANYA ŞERİDİ ===== */
.top-promo {
    background: linear-gradient(90deg, #4d1a9e 0%, #6929d4 50%, #4d1a9e 100%);
    color: #fff;
    padding: 10px 0;
    font-size: 14px;
}

.top-promo__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.top-promo p {
    color: var(--color-orange);
    font-weight: 700;
    letter-spacing: 0.2px;
}

.top-promo__btn {
    display: inline-block;
    background: var(--color-orange);
    color: #1c2536;
    font-weight: 700;
    padding: 7px 20px;
    border-radius: 6px;
    font-size: 13px;
    transition: background 0.2s ease, transform 0.2s ease;
}

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

/* ===== UTILITY STRIP (telefon + tesis + blog) ===== */
.utility-strip {
    background: var(--color-bg-soft);
    border-bottom: 1px solid var(--color-border);
}

.utility-strip__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 8px var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
}

.util-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 500;
    transition: color 0.15s ease;
}

.util-link:hover { color: var(--color-cyan-dark); }

.util-link--phone { color: var(--color-text); }
.util-link--phone strong { font-weight: 700; font-size: 13.5px; }
.util-link--phone svg { color: var(--color-green); }

.util-link--contact {
    color: var(--color-orange-dark);
    font-weight: 700;
}
.util-link--contact:hover { color: var(--color-orange-dark); filter: brightness(0.9); }
.util-link--contact svg { color: var(--color-orange); }

.util-divider {
    width: 1px;
    height: 14px;
    background: var(--color-border);
}

/* ===== ANA NAVİGASYON (logo + menü + actions) ===== */
.main-nav {
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.main-nav__inner {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 72px;
    position: relative;
}

.main-nav__logo {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
}

.main-nav__logo img {
    height: 42px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.main-nav__list {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 0;
    justify-content: center;
}

.main-nav__item {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* Nokta ayırıcı — öğeler arasında küçük gri yuvarlak */
.main-nav__item + .main-nav__item::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #d1d5db;
    margin: 0 1px;
}

/* ===== MENU LINK — Premium, ince typography ===== */
.main-nav__link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 26px 7px;
    font-size: 13px;
    font-weight: 400;
    color: #1c2536;
    letter-spacing: 0;
    transition: color 0.25s ease;
    white-space: nowrap;
    border-bottom: none;
}

/* Icon-less menu */
.main-nav__icon { display: none; }

/* Hover: ince color geçişi + animasyonlu alt çizgi */
.main-nav__link::after {
    content: '';
    position: absolute;
    left: 50%;
    right: 50%;
    bottom: 18px;
    height: 2px;
    background: var(--color-green);
    border-radius: 2px;
    transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1), right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.main-nav__link:hover::after {
    left: 7px;
    right: 7px;
}

.main-nav__link:hover {
    color: var(--color-green);
}

/* ===== MEGA MENÜ ===== */
/* Position relative to .main-nav__inner so it spans the full container width */
.main-nav__item--has-mega { position: static; }

.mega-menu {
    position: absolute;
    top: 100%;
    left: var(--container-pad);
    right: var(--container-pad);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 28px;
    margin-top: 4px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
    z-index: 60;
}

.main-nav__item--has-mega:hover .mega-menu,
.main-nav__item--has-mega:focus-within .mega-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.mega-menu__inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1.3fr;
    gap: 32px;
}

.mega-menu__title {
    font-size: 14px;
    font-weight: 800;
    color: var(--color-cyan);
    letter-spacing: 0.6px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-bg-soft);
}

.mega-menu__list li { padding: 6px 0; }

.mega-menu__list a {
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s ease, padding-left 0.15s ease;
    display: inline-block;
}

.mega-menu__list a:hover {
    color: var(--color-green);
    padding-left: 4px;
}

/* MEGA MENÜ PROMO KART */
.mega-menu__promo { align-self: stretch; }

.mega-menu__promo-card {
    height: 100%;
    background: linear-gradient(135deg, #4d1a9e 0%, #6929d4 60%, #9b6cff 100%);
    border-radius: var(--radius-md);
    padding: 24px;
    color: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.mega-menu__promo-card::after {
    content: '';
    position: absolute;
    right: -40px;
    bottom: -40px;
    width: 160px;
    height: 160px;
    background: var(--color-orange);
    opacity: 0.15;
    border-radius: 50%;
}

.mega-menu__promo-tag {
    display: inline-block;
    background: var(--color-orange);
    color: #1c2536;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 12px;
    align-self: flex-start;
}

.mega-menu__promo-card h4 {
    font-size: 18px;
    line-height: 1.3;
    font-weight: 800;
    margin-bottom: 8px;
}

.mega-menu__promo-card p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 18px;
    line-height: 1.5;
}

.mega-menu__promo-btn {
    display: inline-block;
    background: var(--color-orange);
    color: #1c2536;
    padding: 9px 18px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    align-self: flex-start;
    position: relative;
    z-index: 1;
    transition: background 0.2s ease, transform 0.2s ease;
}

.mega-menu__promo-btn:hover {
    background: var(--color-orange-dark);
    transform: translateY(-1px);
}

/* ===== NAV ACTIONS (BELL + AUTH BUTTON) ===== */
.main-nav__actions {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.bell-btn {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-soft);
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    transition: background 0.15s ease, color 0.15s ease;
}

.bell-btn:hover {
    background: #ebeff5;
    color: var(--color-cyan-dark);
}

.bell-btn__dot {
    position: absolute;
    top: 8px;
    right: 10px;
    width: 8px;
    height: 8px;
    background: #ff4d4f;
    border: 2px solid #fff;
    border-radius: 50%;
}

/* === MODERN AUTH BUTTON === */
.auth-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, var(--color-green) 0%, var(--color-cyan) 100%);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.2px;
    box-shadow: 0 6px 16px rgba(105, 41, 212, 0.28);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    white-space: nowrap;
}

.auth-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(12, 192, 223, 0.38);
    filter: brightness(1.05);
}

.auth-btn:active { transform: translateY(0); }

.auth-btn__icon {
    background: rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    padding: 4px;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.auth-btn__sep {
    opacity: 0.55;
    font-weight: 500;
}

.auth-btn__label--alt { opacity: 0.95; font-weight: 600; }

/* ===== RESPONSIVE (mobile.css'de detaylı, burada sadece desktop ↘ tablet) ===== */
@media (max-width: 1365px) {
    .mega-menu { display: none; }
}