/* ===========================
   Header / Navigation - Modern
   =========================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-header);
    padding: 1.5rem 2.5rem;
    pointer-events: none;
    transition: padding var(--transition-smooth);
}

.site-header>* {
    pointer-events: auto;
}

/* Inner container with glassmorphism pill - Light Theme */
.header__inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0.6rem 0.85rem 0.6rem 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(30px) saturate(190%);
    -webkit-backdrop-filter: blur(30px) saturate(190%);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 100px;
    box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.04), 0 0 20px -5px rgba(0, 0, 0, 0.02);
    transition: background var(--transition-smooth),
        border-color var(--transition-smooth),
        box-shadow var(--transition-smooth),
        padding var(--transition-smooth),
        transform var(--transition-smooth);
}

.header__inner:hover {
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 20px 50px -12px rgba(0, 0, 0, 0.08);
}

.site-header.is-scrolled {
    padding: 0.75rem 2.5rem;
}

.site-header.is-scrolled .header__inner {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.06);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.header__logo-img {
    height: 30px;
    width: auto;
    display: block;
    transition: filter var(--transition-base), opacity var(--transition-fast), height var(--transition-base);
}

.site-header.is-scrolled .header__logo-img {
    height: 26px;
}

.header__logo:hover .header__logo-img {
    opacity: 0.85;
}

/* Nav - center sub-pill container */
.header__nav {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    background: rgba(0, 0, 0, 0.03);
    padding: 0.25rem;
    border-radius: 100px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: background var(--transition-base), border-color var(--transition-base);
}

.nav__link {
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    padding: 0.5rem 1.25rem;
    position: relative;
    z-index: 2;
    border-radius: 50px;
    text-decoration: none;
    background: none;
    border: none;
    transition: color var(--transition-base);
}

.nav__link:hover {
    color: var(--color-text-primary);
}

.nav__link.is-active {
    color: var(--color-text-primary);
}

.nav__indicator {
    position: absolute;
    height: calc(100% - 0.5rem);
    top: 0.25rem;
    left: 0;
    background: #ffffff;
    border-radius: 100px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    width: 0;
    transition: transform 0.38s cubic-bezier(0.25, 1, 0.5, 1),
        width 0.38s cubic-bezier(0.25, 1, 0.5, 1),
        opacity 0.2s ease;
}

/* Desktop Dropdown */
.nav__dropdown {
    position: static;
}

.nav__link--dropdown {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    cursor: pointer;
}

.nav__dropdown-arrow {
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.nav__dropdown:hover .nav__dropdown-arrow {
    transform: rotate(180deg);
}

.nav__dropdown-menu::before {
    content: '';
    position: absolute;
    top: -1.5rem;
    left: 0;
    right: 0;
    height: 1.5rem;
}

.nav__dropdown-menu {
    position: absolute;
    top: calc(100% + 0.6rem); /* slightly more spacing */
    left: 50%;
    transform: translateX(-50%) translateY(12px) scale(0.96);
    transform-origin: top center;
    min-width: 250px;
    padding: 0.75rem;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.12);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0.4s ease;
    pointer-events: none;
    z-index: 10;
}

.nav__dropdown:hover .nav__dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) scale(1);
    pointer-events: auto;
}

/* Mega Menu Styles */
.nav__dropdown-menu.mega-menu {
    width: 920px;
    max-width: 95vw;
    padding: 2.25rem;
    border-radius: 28px;
    border-top: 3px solid var(--color-accent);
}

.mega-menu__container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2.5rem;
}

.mega-menu__info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem 1.75rem;
    background: rgba(0, 0, 0, 0.02);
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.mega-menu__title {
    font-family: var(--font-display);
    font-size: 1.45rem;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 0.01em;
    line-height: 1.15;
}

.mega-menu__desc {
    font-family: var(--font-body);
    font-size: 0.78rem;
    line-height: 1.55;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.mega-menu__cta-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    color: #0a0a0a;
    text-decoration: none;
    transition: color 0.3s ease;
    margin-top: 1rem;
}

.mega-menu__cta-link svg {
    transition: transform 0.3s ease;
}

.mega-menu__cta-link:hover {
    color: #666;
}

.mega-menu__cta-link:hover svg {
    transform: translateX(3px);
}

.mega-menu__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
}

.mega-menu__grid.mega-menu__grid--2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem 1rem;
}

.mega-menu__item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
    border-radius: 18px;
    background: #f8f9fa;
    border: 1px solid rgba(0, 0, 0, 0.03);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
}

.mega-menu__item-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(10, 10, 10, 0.04);
    color: #0a0a0a;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    flex-shrink: 0;
    margin-top: 2px;
}

.mega-menu__item-icon {
    transition: transform 0.3s ease;
}

.mega-menu__item-content {
    flex: 1;
}

.mega-menu__item-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: #0a0a0a;
    margin-bottom: 0.2rem;
    transition: color 0.3s ease;
}

.mega-menu__item-desc {
    font-family: var(--font-body);
    font-size: 0.72rem;
    line-height: 1.4;
    color: #666;
    transition: color 0.3s ease;
}

.mega-menu__item-arrow {
    opacity: 0;
    transform: translateX(-4px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    color: #0a0a0a;
}

.mega-menu__item:hover {
    background: #ffffff;
    border-color: rgba(10, 10, 10, 0.08);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.mega-menu__item:hover .mega-menu__item-icon-wrapper {
    background: #0a0a0a;
    color: #ffffff;
    transform: scale(1.05);
}

.mega-menu__item:hover .mega-menu__item-icon {
    transform: rotate(5deg);
}

.mega-menu__item:hover .mega-menu__item-arrow {
    opacity: 1;
    transform: translateX(0);
}

.nav__dropdown-item {
    display: block;
    padding: 0.65rem 1rem;
    border-radius: 12px;
    color: var(--color-text-secondary);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav__dropdown-item:hover {
    color: var(--color-text-primary);
    background: rgba(0, 0, 0, 0.03);
}

/* Right group: CTA + Hamburger */
.header__right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* CTA Button */
.header__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.35rem;
    background: transparent;
    color: var(--color-text-primary);
    border: 1.5px solid rgba(0, 0, 0, 0.12);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 700;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.header__cta:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px) scale(1.02);
}

.header__cta svg {
    flex-shrink: 0;
}

/* Auth Button (Giris Yap / Kayit Ol) */
.header__auth-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.6rem 1.15rem;
    background: transparent;
    color: var(--color-text-primary);
    border: 1.5px solid rgba(0, 0, 0, 0.12);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
    text-decoration: none;
}

.header__auth-btn:hover,
.header__auth-btn.is-active {
    background: var(--color-accent, #0a0a0a);
    border-color: var(--color-accent, #0a0a0a);
    color: #ffffff !important;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.header__auth-btn--logged {
    background: #0a0a0a;
    border-color: #0a0a0a;
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.header__auth-btn--logged:hover {
    background: #262626;
    border-color: #262626;
    color: #ffffff !important;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
}

.header__auth-btn svg {
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.header__auth-btn:hover svg {
    transform: scale(1.1);
}

/* Hamburger */
.header__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 26px;
    height: 26px;
    z-index: calc(var(--z-overlay) + 10);
    cursor: pointer;
    pointer-events: auto;
}

.header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
    transform-origin: center;
}

.menu-open .header__hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-open .header__hamburger span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-open .header__hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===========================
   Fixed Right-Side Social Icons
   =========================== */
.side-socials {
    position: fixed;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: var(--z-header);
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 100px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.side-socials__link {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.side-socials__link svg {
    width: 17px;
    height: 17px;
}

.side-socials__link::after {
    content: attr(aria-label);
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    padding: 4px 10px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 500;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.side-socials__link:hover::after {
    opacity: 1;
}

.side-socials__link:hover {
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.15);
}

.side-socials__link--whatsapp {
    color: #25d366;
    background: rgba(37, 211, 102, 0.12);
}

.side-socials__link--whatsapp:hover {
    color: #fff;
    background: #25d366;
    box-shadow: 0 0 14px rgba(37, 211, 102, 0.35);
}

.side-socials__link--email {
    color: #ea4335;
    background: rgba(234, 67, 53, 0.12);
}

.side-socials__link--email:hover {
    color: #fff;
    background: #ea4335;
    box-shadow: 0 0 14px rgba(234, 67, 53, 0.35);
}

.side-socials__link--instagram {
    color: #e1306c;
    background: rgba(225, 48, 108, 0.12);
}

.side-socials__link--instagram:hover {
    color: #fff;
    background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af);
    box-shadow: 0 0 14px rgba(225, 48, 108, 0.35);
}

.side-socials__link--linkedin {
    color: #0a66c2;
    background: rgba(10, 102, 194, 0.12);
}

.side-socials__link--linkedin:hover {
    color: #fff;
    background: #0a66c2;
    box-shadow: 0 0 14px rgba(10, 102, 194, 0.35);
}

/* ===========================
   Bottom-left Location/Time
   =========================== */
.hero-location {
    position: fixed;
    bottom: 2rem;
    left: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    z-index: var(--z-header);
}

.hero-location__city {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.hero-location__time {
    font-family: var(--font-body);
    font-size: 0.65rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
}

/* ===========================
   Mobile Menu - Minimal
   =========================== */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background: #ffffff;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.menu-open .mobile-menu {
    opacity: 1;
    visibility: visible;
}

/* Nav wrapper */
.mmenu {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 5rem 2rem 2rem;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* Links */
.mmenu__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0;
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 5vw, 1.8rem);
    color: #0f172a;
    text-transform: uppercase;
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.07);
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    cursor: pointer;
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s ease;
}

.mmenu__link:first-child {
    border-top: 1px solid rgba(0, 0, 0, 0.07);
}

.menu-open .mmenu__link {
    opacity: 1;
    transform: translateY(0);
}

.menu-open .mmenu> :nth-child(1) {
    transition-delay: 0.1s;
}

.menu-open .mmenu> :nth-child(2) .mmenu__link {
    transition-delay: 0.14s;
}

.menu-open .mmenu> :nth-child(3) {
    transition-delay: 0.18s;
}

.menu-open .mmenu> :nth-child(4) {
    transition-delay: 0.22s;
}

.menu-open .mmenu> :nth-child(5) {
    transition-delay: 0.26s;
}

.menu-open .mmenu> :nth-child(6) {
    transition-delay: 0.30s;
}

.menu-open .mmenu> :nth-child(7) {
    transition-delay: 0.34s;
}

.menu-open .mmenu> :nth-child(8) {
    transition-delay: 0.38s;
}

.mmenu__link:active {
    color: var(--color-accent);
}

/* Toggle button */
.mmenu__link--toggle {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 5vw, 1.8rem);
    text-transform: uppercase;
    color: #0f172a;
}

/* Plus/minus icon */
.mmenu__plus {
    width: 20px;
    height: 20px;
    position: relative;
    flex-shrink: 0;
}

.mmenu__plus::before,
.mmenu__plus::after {
    content: '';
    position: absolute;
    background: rgba(0, 0, 0, 0.3);
    transition: transform 0.4s ease, background 0.3s ease;
}

.mmenu__plus::before {
    width: 16px;
    height: 1.5px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.mmenu__plus::after {
    width: 1.5px;
    height: 16px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.mmenu__group.is-open .mmenu__plus::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.mmenu__group.is-open .mmenu__plus::before,
.mmenu__group.is-open .mmenu__plus::after {
    background: var(--color-accent);
}

/* Group */
.mmenu__group {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.07);
}

.menu-open .mmenu__group {
    opacity: 1;
    transform: translateY(0);
}

/* Submenu */
.mmenu__sub {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.mmenu__group.is-open .mmenu__sub {
    max-height: 350px;
}

.mmenu__sub a {
    display: block;
    padding: 0.5rem 0 0.5rem 0.75rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: rgba(0, 0, 0, 0.45);
    border-left: 1.5px solid rgba(0, 0, 0, 0.1);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.mmenu__sub a:last-child {
    margin-bottom: 0.5rem;
}

.mmenu__sub a:active {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Bottom area */
.mmenu__bottom {
    margin-top: auto;
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    opacity: 0;
    transition: opacity 0.4s ease 0.4s;
}

.menu-open .mmenu__bottom {
    opacity: 1;
}

/* CTA */
.mmenu__cta {
    display: block;
    text-align: center;
    padding: 0.85rem;
    background: var(--color-accent);
    color: #fff;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    transition: background 0.2s ease;
}

.mmenu__cta:active {
    background: #e8551a;
}

/* Meta links */
.mmenu__meta {
    display: flex;
    gap: 1.5rem;
}

.mmenu__meta a {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: rgba(0, 0, 0, 0.35);
    transition: color 0.2s ease;
}

.mmenu__meta a:active {
    color: #0f172a;
}