/* ==========================================================================
   EREN SARIBAL - LUXURY GOLD, CREAM & BLACK PORTFOLIO
   Brand Identity & Luxury UI/UX Redesign
   Designed & Developed by Akın Topal
   ========================================================================== */

/* -------------------- RESET & TEMEL DEĞERLER -------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

:root {
    /* Zeminler */
    --bg-dark: #09090b;
    --bg-surface: #0f0f13;
    --bg-card: #141418;
    --bg-card-hover: #1c1c22;
    
    /* Krem & Metin Tonları */
    --text-main: #fcfaf6;       /* İnci krem beyazı */
    --text-cream: #f4eee2;      /* Sıcak şampanya kremi */
    --text-muted: #b0a99c;      /* Sıcak bej-gri yardımcı metin */
    
    /* Lüks Altın & Gold Tonları */
    --gold-primary: #d4af37;    /* Asil metalik altın */
    --gold-light: #f6e27a;      /* Parlak şampanya sarısı */
    --gold-dark: #997819;       /* Antik bronz altın */
    --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f6e27a 50%, #aa771c 100%);
    --gradient-gold-hover: linear-gradient(135deg, #aa771c 0%, #f6e27a 50%, #d4af37 100%);
    
    /* WhatsApp & Sosyal */
    --gradient-wa: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    --gradient-insta: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    
    /* Çerçeveler */
    --border-color: rgba(212, 175, 55, 0.14);
    --border-gold-glow: rgba(212, 175, 55, 0.4);
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
}

/* -------------------- BAŞLIKLAR & TİPOGRAFİ -------------------- */
.sub-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-cream);
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}

.sub-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-gold);
    border-radius: 2px;
    margin-top: 8px;
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 17px;
    margin-bottom: 40px;
    max-width: 650px;
}

.row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

/* -------------------- GENEL BUTONLAR -------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gradient-gold);
    color: #0d0c0a; /* Altın üzerinde yüksek kontrastlı asil koyu antrasit yazı */
    padding: 13px 28px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 15px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 18px rgba(212, 175, 55, 0.32);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(212, 175, 55, 0.55);
    background: var(--gradient-gold-hover);
    color: #000;
}

.btn-wa {
    background: var(--gradient-wa);
    color: #fff;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25);
}

.btn-wa:hover {
    background: linear-gradient(135deg, #128C7E 0%, #25D366 100%);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
    color: #fff;
}

.btn-insta {
    background: var(--gradient-insta);
    color: #fff;
    box-shadow: 0 4px 15px rgba(220, 39, 67, 0.25);
}

.btn-insta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(220, 39, 67, 0.45);
    color: #fff;
}

.btn-outline {
    background: rgba(212, 175, 55, 0.05);
    border: 1.5px solid rgba(212, 175, 55, 0.4);
    color: var(--text-cream);
    box-shadow: none;
}

.btn-outline:hover {
    border-color: var(--gold-light);
    background: rgba(212, 175, 55, 0.15);
    color: #fff;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.25);
}

.btn.btn2 {
    width: fit-content;
}

/* -------------------- SABİT WHATSAPP BUTONU -------------------- */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 62px;
    height: 62px;
    background: var(--gradient-wa);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    z-index: 9999;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    text-decoration: none;
    transition: all 0.3s ease;
    animation: wa-pulse 2s infinite;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.65);
}

@keyframes wa-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
    }
    70% {
        box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background: #141418;
    color: var(--text-cream);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
    transform: translateX(10px);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
}

.floating-whatsapp:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* -------------------- HEADER & NAVİGASYON -------------------- */
#header {
    width: 100%;
    min-height: 100vh;
    background-color: #09090b;
    /* Sol tarafta yazılar için nötr koyu geçiş; sağ taraftaki Eren'in ten rengine ve orijinal fotoğrafına kesinlikle sararma/renk bozması yapmaz */
    background-image: 
        linear-gradient(to right, #09090b 0%, rgba(9, 9, 11, 0.94) 36%, rgba(9, 9, 11, 0.3) 60%, transparent 80%),
        linear-gradient(to top, #09090b 0%, rgba(9, 9, 11, 0.85) 5%, transparent 18%),
        url('images/anasayfa2.png');
    background-size: cover;
    background-position: center left, center bottom, center center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 100;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 52px;
    max-height: 52px;
    width: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 30px;
}

nav ul li a {
    color: var(--text-cream);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

nav ul li a::after {
    content: '';
    width: 0;
    height: 2px;
    background: var(--gold-primary);
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: width 0.3s;
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
}

nav ul li a:hover {
    color: var(--gold-light);
}

nav ul li a:hover::after {
    width: 100%;
}

/* Dil Seçici (TR, EN, DE) */
.lang-selector {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3px;
    gap: 3px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12px;
    padding: 5px 11px;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.lang-btn:hover {
    color: var(--text-cream);
}

.lang-btn.active {
    background: var(--gradient-gold);
    color: #0d0c0a;
    font-weight: 700;
    box-shadow: 0 2px 10px rgba(212, 175, 55, 0.35);
}

.lang-selector {
    margin-left: 20px;
}

/* -------------------- HERO SECTION -------------------- */
.header-text-content {
    margin-top: 100px;
    max-width: 620px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(212, 175, 55, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.28);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    color: var(--text-cream);
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--gold-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--gold-light);
}

.header-text-content h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gold-light);
    letter-spacing: 1.2px;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.85);
}

.header-text-content h1 {
    font-size: 60px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: #ffffff;
}

.header-text-content h1 span:first-child {
    color: var(--text-cream);
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.9);
}

.header-text-content h1 span:last-child {
    color: #d4af37;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    font-weight: 800;
    filter: drop-shadow(0 2px 12px rgba(212, 175, 55, 0.45));
}

.hero-desc {
    font-size: 17px;
    color: var(--text-muted);
    max-width: 640px;
    line-height: 1.7;
    margin-bottom: 35px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.9);
}

.hero-btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hero-tags span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-cream);
    background: rgba(212, 175, 55, 0.06);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
    backdrop-filter: blur(5px);
}

.hero-tags span i {
    color: var(--gold-primary);
    font-size: 12px;
}

/* -------------------- HAKKIMDA BÖLÜMÜ -------------------- */
#about {
    padding: 90px 0;
}

.about-col-1 {
    flex: 1;
    min-width: 320px;
}

.about-img-box {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    max-width: 440px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7), 0 0 25px rgba(212, 175, 55, 0.08);
}

.about-img-box img {
    width: 100%;
    display: block;
    border-radius: 20px;
    transition: transform 0.5s ease;
}

.about-img-box:hover img {
    transform: scale(1.03);
}

.about-img-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(15, 15, 19, 0.88);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: 10px 18px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-cream);
}

.about-img-badge i {
    color: var(--gold-primary);
}

.about-col-2 {
    flex: 1.4;
    min-width: 340px;
}

.about-lead {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-cream);
    margin-bottom: 16px;
    line-height: 1.5;
}

.about-text {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.7;
}

.about-section-heading {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-cream);
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-section-heading i {
    color: var(--gold-primary);
}

.about-list {
    list-style: none;
    margin-bottom: 35px;
}

.about-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 14px;
    font-size: 15px;
    color: var(--text-muted);
}

.about-list li strong {
    color: var(--text-cream);
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 8px;
    height: 8px;
    background: var(--gold-primary);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--gold-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 16px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 14px;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-gold-glow);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5), 0 0 15px rgba(212, 175, 55, 0.15);
}

.stat-card h3 {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.stat-card p {
    font-size: 13px;
    color: var(--text-muted);
}

/* -------------------- BECERİLERİM BÖLÜMÜ -------------------- */
#services {
    padding: 90px 0;
    background: var(--bg-surface);
}

.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background: var(--bg-card);
    padding: 36px 30px;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    background: var(--bg-card-hover);
    border-color: var(--border-gold-glow);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(212, 175, 55, 0.12);
}

.service-icon {
    font-size: 40px;
    color: var(--gold-primary);
    margin-bottom: 22px;
}

.service-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--text-cream);
}

.service-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tags span {
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    color: var(--text-cream);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.skill-tags span i {
    color: var(--gold-primary);
}

/* Teknoloji İkon Çubuğu */
.tech-stack-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.tech-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-cream);
}

.tech-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.3s;
}

.tech-item i {
    font-size: 18px;
    color: var(--gold-primary);
}

.tech-item:hover {
    color: var(--text-cream);
    border-color: var(--border-color);
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
}

/* -------------------- PROJELERİM BÖLÜMÜ -------------------- */
#portfolio {
    padding: 90px 0;
}

.work-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.work {
    border-radius: 18px;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: #000;
    height: 380px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.work img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.layer {
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.35) 0%, rgba(15, 15, 19, 0.95) 75%, rgba(212, 175, 55, 0.25) 100%);
    border-radius: 18px;
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    flex-direction: column;
    padding: 30px;
    text-align: left;
    font-size: 14px;
    transition: height 0.5s ease;
}

.project-category {
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--gold-light);
    backdrop-filter: blur(5px);
    padding: 4px 12px;
    border-radius: 14px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.layer h3 {
    font-weight: 600;
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--text-cream);
}

.layer p {
    color: #e5dfd5;
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 15px;
}

.layer-links {
    display: flex;
    gap: 12px;
}

.layer-links a {
    color: #0d0c0a;
    background: var(--gradient-gold);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.layer-links a:hover {
    background: #fff;
    color: #000;
    transform: scale(1.1);
}

.work:hover img {
    transform: scale(1.08);
}

.portfolio-action {
    text-align: center;
    margin-top: 20px;
}

/* -------------------- YORUMLAR (TESTIMONIALS) BÖLÜMÜ -------------------- */
#testimonials {
    padding: 90px 0;
    background: var(--bg-surface);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px 26px;
    border-radius: 18px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-gold-glow);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(212, 175, 55, 0.1);
}

.stars {
    color: var(--gold-primary);
    font-size: 15px;
    margin-bottom: 16px;
    display: flex;
    gap: 4px;
}

.testimonial-text {
    font-size: 14px;
    color: #ded8cd;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar i {
    font-size: 40px;
    color: var(--gold-primary);
}

.testimonial-author h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-cream);
}

.testimonial-author span {
    font-size: 12px;
    color: var(--text-muted);
}

.testimonial-cta {
    text-align: center;
}

/* -------------------- İLETİŞİM BÖLÜMÜ -------------------- */
#contact {
    padding: 90px 0 30px;
}

.contact-left {
    flex: 1;
    min-width: 320px;
}

.contact-left h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-cream);
}

.contact-subtext {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.6;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 14px 20px;
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-cream);
    transition: all 0.3s;
}

.contact-info-item:hover {
    border-color: var(--border-gold-glow);
    transform: translateX(5px);
    background: var(--bg-card-hover);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4), 0 0 10px rgba(212, 175, 55, 0.1);
}

.contact-info-item i {
    font-size: 24px;
    color: var(--gold-primary);
    width: 30px;
    text-align: center;
}

.contact-info-item span {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
}

.contact-info-item strong {
    font-size: 14px;
    font-weight: 600;
}

.social-icons {
    display: flex;
    gap: 14px;
    margin-bottom: 35px;
}

.social-icons a {
    text-decoration: none;
    font-size: 20px;
    color: var(--text-cream);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: var(--gradient-gold);
    color: #0d0c0a;
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.contact-right {
    flex: 1.3;
    min-width: 340px;
}

.contact-right form {
    width: 100%;
}

form input, form textarea {
    width: 100%;
    border: 1px solid var(--border-color);
    outline: none;
    background: var(--bg-card);
    padding: 15px 18px;
    margin-bottom: 18px;
    color: var(--text-cream);
    font-size: 15px;
    border-radius: 10px;
    transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}

form input:focus, form textarea:focus {
    border-color: var(--gold-primary);
    background: #18181e;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.25);
}

.form-status {
    margin-top: 15px;
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(37, 211, 102, 0.15);
    border: 1px solid rgba(37, 211, 102, 0.4);
    color: #25D366;
}

.form-status.error {
    display: block;
    background: rgba(255, 68, 68, 0.15);
    border: 1px solid rgba(255, 68, 68, 0.4);
    color: #ff4444;
}

.copyright {
    width: 100%;
    text-align: center;
    padding: 30px 20px 10px;
    background: #050507;
    font-weight: 400;
    margin-top: 60px;
    border-top: 1px solid var(--border-color);
}

.copyright p {
    font-size: 13px;
    color: var(--text-muted);
}

.copyright a {
    color: var(--gold-primary);
    text-decoration: none;
    font-weight: 500;
}

.copyright a:hover {
    text-decoration: underline;
}

/* -------------------- RESPONSIVE TASARIM (MOBİL & TABLET) -------------------- */
@media only screen and (max-width: 900px) {
    .sub-title {
        font-size: 38px;
    }
    
    .header-text-content h1 {
        font-size: 46px;
    }
    
    .tech-stack-container {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media only screen and (max-width: 768px) {
    nav {
        left: 16px;
        right: 16px;
    }

    nav ul {
        display: none;
    }

    .lang-selector {
        margin-left: auto;
    }

    .header-text-content {
        margin-top: 130px;
    }

    .header-text-content h1 {
        font-size: 38px;
    }

    .hero-btn-group {
        flex-direction: column;
        width: 100%;
    }

    .hero-btn-group .btn {
        width: 100%;
        justify-content: center;
    }

    .floating-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
        font-size: 28px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

@media only screen and (max-width: 480px) {
    .container {
        padding: 15px 18px;
    }

    .header-text-content h1 {
        font-size: 32px;
    }

    .sub-title {
        font-size: 32px;
    }

    .stat-card {
        padding: 15px;
    }

    .stat-card h3 {
        font-size: 26px;
    }
}