:root {
    --primary: #0b1f4d;
    --primary-deep: #08142f;
    --secondary: #eaf4ff;
    --accent: #d4a017;
    --accent-soft: #f5e4a7;
    --text-main: #1d2a3a;
    --text-muted: #5e6a79;
    --white: #ffffff;
    --border-soft: rgba(11, 31, 77, 0.08);
    --shadow-soft: 0 20px 45px rgba(11, 31, 77, 0.12);
    --shadow-card: 0 12px 30px rgba(11, 31, 77, 0.1);
    --transition: all 0.35s ease;
}

/* Temel sayfa ayarları */
html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-main);
    background-color: #f7fbff;
    line-height: 1.7;
    overflow-x: hidden;
}

section {
    scroll-margin-top: 90px;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.section-padding {
    padding: 100px 0;
}

.section-light {
    background: linear-gradient(180deg, #f7fbff 0%, #eef6ff 100%);
}

.section-heading {
    margin-bottom: 1rem;
}

.section-heading.narrow {
    max-width: 720px;
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary);
    margin-bottom: 0.85rem;
}

.section-title {
    font-size: clamp(2rem, 3vw, 2.8rem);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Navbar */
#mainNavbar {
    padding: 1rem 0;
    background: transparent;
    transition: var(--transition);
}

#mainNavbar.scrolled {
    background: rgba(8, 20, 47, 0.94);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 0.75rem 0;
    backdrop-filter: blur(8px);
}

.brand-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.brand-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: #ffd86b;
}

/* Hero */
.hero-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(212, 160, 23, 0.3), transparent 28%),
        radial-gradient(circle at left center, rgba(97, 175, 255, 0.18), transparent 26%),
        linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 55%, #173d8f 100%);
    color: var(--white);
}

.hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    font-weight: 600;
    backdrop-filter: blur(8px);
}

.hero-text {
    max-width: 640px;
    color: rgba(255, 255, 255, 0.85);
}

.hero-content-col {
    position: relative;
    z-index: 1;
}

.hero-visual-col {
    display: flex;
    justify-content: center;
}

.hero-trust-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.trust-item {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: rgba(255, 255, 255, 0.92);
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.trust-item i {
    color: #ffd86b;
}

.hero-btn-primary {
    color: var(--primary);
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(212, 160, 23, 0.25);
}

.hero-btn-secondary {
    border-width: 2px;
}

.hero-visual {
    position: relative;
    width: 100%;
    max-width: 560px;
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, 0.98);
    overflow: hidden;
}

.floating-badge {
    position: absolute;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.7rem 0.95rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(11, 31, 77, 0.95), rgba(31, 77, 173, 0.88));
    color: var(--white);
    box-shadow: 0 12px 25px rgba(11, 31, 77, 0.2);
    font-size: 0.9rem;
    font-weight: 600;
}

.floating-badge i {
    color: #ffd86b;
}

.floating-badge-top {
    top: 22px;
    right: 22px;
}

.floating-badge-bottom {
    bottom: 22px;
    left: 22px;
}

.hero-logo-wrapper {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    padding: 0.8rem;
    background: linear-gradient(145deg, #f9fbff, #ddebff);
    box-shadow: inset 0 0 0 1px rgba(11, 31, 77, 0.08);
}

.hero-logo-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.hero-info-card {
    padding: 1.25rem;
    border-radius: 1rem;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    border: 1px solid var(--border-soft);
}

.mini-stat {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    height: 100%;
    padding: 1rem;
    border-radius: 1rem;
    background: #f7fbff;
    color: var(--text-main);
    border: 1px solid var(--border-soft);
}

.mini-stat i {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(11, 31, 77, 0.08);
    color: var(--primary);
}

/* Hakkımızda */
.about-list {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.about-highlights {
    display: grid;
    gap: 1rem;
    margin-top: 1.25rem;
}

.about-item {
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background-color: var(--secondary);
    border: 1px solid rgba(11, 31, 77, 0.06);
}

.about-item i {
    color: var(--accent);
    margin-top: 0.2rem;
}

.highlight-box {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background: linear-gradient(180deg, #f8fbff 0%, #edf5ff 100%);
    border: 1px solid rgba(11, 31, 77, 0.08);
}

.highlight-box i {
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(212, 160, 23, 0.12);
    color: var(--accent);
}

.highlight-box strong,
.highlight-box span {
    display: block;
}

.highlight-box span {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.quote-card {
    position: relative;
    padding: 2rem;
    border-radius: 1.5rem;
    background: linear-gradient(135deg, #f9fbff 0%, #e6f2ff 100%);
    border: 1px solid rgba(11, 31, 77, 0.08);
    box-shadow: var(--shadow-soft);
}

.quote-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(212, 160, 23, 0.14);
    color: var(--accent);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.quote-card blockquote {
    font-size: clamp(1.6rem, 2.4vw, 2.2rem);
    line-height: 1.4;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.quote-support-text {
    color: var(--text-muted);
}

.quote-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.5rem;
}

.quote-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: rgba(11, 31, 77, 0.06);
    color: var(--primary);
    font-weight: 600;
}

.quote-stat i {
    color: var(--accent);
}

/* Kartlar */
.activity-card,
.board-card,
.contact-info-card,
.contact-form-card,
.donation-card {
    border-radius: 1.25rem;
    background: var(--white);
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(11, 31, 77, 0.06);
}

.activity-card {
    padding: 2rem 1.5rem;
    transition: var(--transition);
}

.activity-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 38px rgba(11, 31, 77, 0.14);
}

.activity-card h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 0.9rem;
}

.activity-card p {
    color: var(--text-muted);
    margin-bottom: 0;
}

.activity-meta {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 1.15rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(11, 31, 77, 0.08);
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.activity-meta i {
    color: var(--accent);
}

.icon-box {
    width: 62px;
    height: 62px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(11, 31, 77, 0.1), rgba(97, 175, 255, 0.18));
    color: var(--primary);
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
}

.icon-box-light {
    margin-bottom: 0;
}

.board-card {
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.board-card:hover {
    transform: translateY(-8px);
}

.board-avatar {
    width: 84px;
    height: 84px;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary), #3563c9);
    box-shadow: 0 12px 25px rgba(11, 31, 77, 0.2);
}

.board-card h3 {
    font-size: 1.35rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.board-role {
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 0.85rem;
}

.board-text {
    color: var(--text-muted);
}

.board-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.65rem;
    margin-top: 1.25rem;
}

.board-badges span {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.6rem 0.85rem;
    border-radius: 999px;
    background: #f4f8ff;
    color: var(--primary);
    font-size: 0.92rem;
    font-weight: 600;
}

.board-badges i {
    color: var(--accent);
}

/* Bağış alanı */
.donation-section {
    background: linear-gradient(135deg, #07152f 0%, #0c245b 55%, #12357e 100%);
}

.donation-card {
    padding: 2rem;
}

.donation-points {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.donation-point {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

.donation-point i {
    color: #ffd86b;
}

.bank-info-box {
    margin: 1.5rem 0 1rem;
    padding: 1.1rem 1.15rem;
    border-radius: 1rem;
    background: linear-gradient(180deg, #fffdf7 0%, #f8fbff 100%);
    border: 1px solid rgba(11, 31, 77, 0.08);
}

.bank-info-box h4 {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin: 0 0 0.9rem;
    color: var(--primary);
    font-size: 1.05rem;
    font-weight: 700;
}

.bank-info-box h4 i {
    color: var(--accent);
}

.bank-account-card {
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(11, 31, 77, 0.08);
}

.bank-account-card + .bank-account-card {
    margin-top: 1rem;
}

.bank-account-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 0.85rem;
    margin-bottom: 0.2rem;
}

.bank-account-header h5 {
    margin: 0 0 0.25rem;
    color: var(--primary);
    font-size: 1.05rem;
    font-weight: 700;
}

.bank-account-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.bank-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    background: rgba(11, 31, 77, 0.08);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
}

.bank-info-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.8rem 0;
}

.bank-info-item + .bank-info-item {
    border-top: 1px solid rgba(11, 31, 77, 0.08);
}

.bank-info-label {
    color: var(--text-muted);
    font-weight: 600;
}

.bank-info-item strong {
    color: var(--primary);
    font-weight: 700;
}

.iban-code {
    font-family: "Consolas", "Courier New", monospace;
    font-size: 0.94rem;
    word-break: break-word;
    text-align: right;
}

.support-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 0 0 1rem;
}

.support-badges span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 0.9rem;
    border-radius: 999px;
    background: #f4f8ff;
    color: var(--primary);
    font-size: 0.92rem;
    font-weight: 600;
}

.support-badges i {
    color: var(--accent);
}

/* İletişim */
.contact-info-card,
.contact-form-card {
    padding: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-item + .contact-item {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(11, 31, 77, 0.08);
}

.contact-icon {
    width: 56px;
    height: 56px;
    flex: 0 0 56px;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 31, 77, 0.08);
    color: var(--primary);
    font-size: 1.2rem;
}

.contact-item h3 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 0.35rem;
}

.contact-item a {
    color: var(--text-main);
    font-weight: 600;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 0.45rem;
}

.social-links a {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--secondary);
    color: var(--primary);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.form-control {
    min-height: 54px;
    border-radius: 0.95rem;
    border: 1px solid rgba(11, 31, 77, 0.12);
    padding: 0.85rem 1rem;
}

textarea.form-control {
    min-height: auto;
}

.form-control:focus {
    border-color: rgba(53, 99, 201, 0.6);
    box-shadow: 0 0 0 0.25rem rgba(53, 99, 201, 0.15);
}

.btn {
    border-radius: 999px;
    padding: 0.85rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #133684;
    border-color: #133684;
}

.btn-warning:hover,
.btn-warning:focus {
    box-shadow: 0 12px 24px rgba(212, 160, 23, 0.25);
}

/* Footer */
.site-footer {
    padding: 1.5rem 0;
    background: var(--primary-deep);
    color: rgba(255, 255, 255, 0.85);
}

.footer-tagline {
    color: #ffd86b;
    font-weight: 600;
}

/* Yukarı çık */
.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--primary);
    box-shadow: 0 12px 24px rgba(11, 31, 77, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Görünürlük animasyonları */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobil düzenlemeler */
@media (max-width: 1199.98px) {
    #mainNavbar {
        background: rgba(8, 20, 47, 0.92);
        backdrop-filter: blur(8px);
    }

    .navbar-collapse {
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 1rem;
        background: rgba(255, 255, 255, 0.06);
    }
}

@media (max-width: 991.98px) {

    .hero-section .min-vh-100 {
        min-height: auto !important;
        padding-top: 7rem !important;
        padding-bottom: 5rem !important;
    }

    .floating-badge {
        position: static;
        margin-bottom: 1rem;
    }
}

@media (max-width: 767.98px) {
    .section-padding {
        padding: 80px 0;
    }

    .hero-logo-wrapper {
        width: 130px;
        height: 130px;
    }

    .quote-card,
    .contact-info-card,
    .contact-form-card,
    .donation-card,
    .activity-card,
    .board-card {
        padding: 1.5rem;
    }

    .hero-trust-list,
    .quote-stats,
    .donation-points,
    .support-badges {
        flex-direction: column;
    }

    .bank-info-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .bank-account-header {
        flex-direction: column;
    }

    .iban-code {
        text-align: left;
    }
}