/**
 * Landing Page Styles - TransMind Project
 * Akademik ve profesyonel landing page tasarımı
 */

/* Landing Page Specific Styles */
.landing-page {
    /* Sert köşeli arka plan ve container */
    background: var(--bg-secondary);
    border-radius: 0 !important;
}

/* Hero Section - Landing Page */
.landing-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--neutral-color) 100%);
    min-height: 90vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 60px;
}

.landing-hero::before {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 188, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 195, 74, 0.1) 0%, transparent 50%);
}

.landing-hero::after {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23ffffff15" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
}

/* Landing Hero Content */
.landing-hero-content {
    position: relative;
    color: var(--text-white);
}

.landing-hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-family: var(--font-family-heading);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.landing-hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
}

.landing-hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Landing Sections */
.landing-section {
    padding: 20px 0;
}

.landing-section.bg-light {
    background: var(--bg-secondary);
}

.landing-section.bg-primary {
    background: var(--primary-color);
    color: var(--text-white);
}

/* Landing Features */
.landing-features {
    padding: 100px 0;
}

.landing-feature-card {
    background: var(--bg-primary);
    border-radius: 0 !important;
    padding: 3rem 2.5rem;
    text-align: center;
    transition: all var(--transition-slow);
    border: 3px solid var(--border-light);
    height: 100%;
    box-shadow: none !important;
    position: relative;
    overflow: hidden;
}

.landing-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.landing-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-accent);
}

.landing-feature-card:hover::before {
    opacity: 1;
}

.landing-feature-icon {
    width: 85px;
    height: 85px;
    border-radius: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2.2rem;
    color: var(--white);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.landing-feature-card:hover .landing-feature-icon {
    transform: scale(1.1) rotate(5deg);
}

/* Landing Technology Stack */
.landing-tech-stack {
    background: linear-gradient(135deg, var(--bg-accent), var(--bg-success));
    border-radius: 0 !important;
    box-shadow: none !important;
    padding: 3rem 0 2rem 0;
    border: 3px solid var(--primary-color);
}

.landing-tech-stack .section-title {
    font-size: 2.3rem;
    font-family: var(--font-family-heading);
    margin-bottom: 0.5rem;
}

.landing-tech-stack .section-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.landing-tech-stack .tech-category-badge {
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 16px;
    padding: 0.6rem 1.5rem;
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-xs);
    letter-spacing: 0.02em;
    background: var(--bg-primary);
    border: 2px solid var(--border-accent);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-tech-stack .landing-tech-item {
    border-radius: 0 !important;
    box-shadow: none !important;
    border-width: 3px !important;
    border-style: solid !important;
    background: var(--white);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
}

.landing-tech-stack .landing-tech-item.border-primary {
    border-color: var(--primary-color) !important;
}

.landing-tech-stack .landing-tech-item.border-warning {
    border-color: var(--warning-color) !important;
}

.landing-tech-stack .landing-tech-item.border-info {
    border-color: var(--info-color) !important;
}

.landing-tech-stack .landing-tech-item.border-dark {
    border-color: var(--primary-dark) !important;
}

.landing-tech-stack .landing-tech-item.border-success {
    border-color: var(--success-color) !important;
}

.landing-tech-stack .landing-tech-item.border-danger {
    border-color: var(--danger-color) !important;
}

.landing-tech-stack .landing-tech-item:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color) !important;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--white) 100%);
    z-index: 2;
}

.landing-tech-stack .landing-tech-icon {
    border-radius: 0 !important;
    background: var(--bg-accent);
    padding: 0.7rem;
    margin-bottom: 0.7rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.landing-tech-stack .landing-tech-item:hover .landing-tech-icon {
    background: var(--accent-color);
    color: var(--white) !important;
}

.landing-tech-stack .landing-tech-item h6 {
    color: var(--primary-dark);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.landing-tech-stack .landing-tech-item .badge {
    border-radius: 0 !important;
    font-weight: 600;
    letter-spacing: 0.01em;
    margin-bottom: 0.5rem;
}

.landing-tech-stack .landing-tech-item small {
    color: var(--gray-700);
}

.landing-tech-stack .category-divider {
    border-top: 2px dashed var(--border-accent);
    margin: 2.5rem 0 1.5rem 0;
}

/* Landing Statistics */
.landing-stats {
    padding: 80px 0;
    background: var(--primary-color);
    color: var(--text-white);
}

.landing-stat-item {
    text-align: center;
    padding: 2rem 1rem;
}

.landing-stat-number {
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-family-heading);
    margin-bottom: 0.5rem;
    color: var(--accent-light);
}

.landing-stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Landing Team Section */
.landing-team {
    padding: 100px 0;
}

.landing-team-card {
    background: var(--bg-primary);
    border-radius: 0 !important;
    padding: 2rem;
    text-align: center;
    border: 3px solid var(--border-light);
    transition: all var(--transition-normal);
    height: 100%;
}

.landing-team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-accent);
}

.landing-team-avatar {
    width: 120px;
    height: 120px;
    border-radius: 0 !important;
    margin: 0 auto 1.5rem;
    border: 4px solid var(--accent-light);
    overflow: hidden;
}

.landing-team-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Landing Contact */
.landing-contact {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.landing-contact-form {
    background: var(--bg-primary);
    border-radius: 0 !important;
    padding: 3rem;
    box-shadow: none !important;
    border-width: 3px;
}

.landing-contact-info {
    padding: 2rem;
}

.landing-contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--bg-accent);
    border-radius: 8px;
    transition: all var(--transition-normal);
}

.landing-contact-item:hover {
    background: rgba(0, 188, 212, 0.1);
    transform: translateX(5px);
}

.landing-contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 0 !important;
    background: var(--accent-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.2rem;
}

/* Landing About */
.landing-about {
    padding: 100px 0;
}

.landing-about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.landing-methodology {
    background: var(--bg-secondary);
}

.landing-methodology-step {
    background: var(--bg-primary);
    border-radius: 0 !important;
    padding: 2rem;
    margin-bottom: 2rem;
    border-left: 6px solid var(--accent-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.landing-methodology-step:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.landing-methodology-number {
    width: 40px;
    height: 40px;
    border-radius: 0 !important;
    background: var(--accent-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Landing CTA Section */
.landing-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--text-white);
    text-align: center;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.landing-cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 1rem;
    font-family: var(--font-family-heading);
}

.landing-cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Landing Tubitak Banner */
.section-tubitak-banner {
    box-shadow: var(--shadow-md) !important;
    border-bottom: 4px solid var(--primary-color);
    background: linear-gradient(135deg, #1A237E 0%, #00BCD4 100%);
    color: #fff;
    transition: all 0.3s ease;
    margin-bottom: 2rem;
}

.section-tubitak-banner .container {
    padding: 0.5rem 0;
}

.section-tubitak-logo {
    background: rgba(255,255,255,0.08);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: var(--shadow-sm);
}

.section-tubitak-logo i {
    color: #4dd0e1;
    margin-bottom: 10px;
}

.section-tubitak-banner h4 {
    font-weight: 700;
    letter-spacing: 0.01em;
    margin-bottom: 0.5rem;
    color: #fff;
}

.section-tubitak-banner p {
    opacity: 0.95;
    font-size: 1.05rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.section-tubitak-banner .badge.bg-success {
    font-size: 1rem;
    margin-top: 0.5rem;
    background: var(--success-color);
    color: #fff;
    padding: 0.4rem 1.2rem;
    font-weight: 600;
}

.section-tubitak-banner small {
    display: block;
    margin-top: 0.5rem;
    color: #fff;
    opacity: 0.85;
}

.section-tubitak-banner .btn-light.btn-sm {
    font-weight: 600;
    border-radius: 0px;
    padding: 0.4rem 1.2rem;
    box-shadow: var(--shadow-xs);
    transition: background 0.2s;
}

.section-tubitak-banner .btn-light.btn-sm:hover {
    background: var(--accent-light);
    color: #fff;
}

/* Supporters Slider - Infinite Left-to-Right Animation */
.landing-supporters {
    background: none;
    border-radius: 0;
    box-shadow: none;
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
}
.supporters-slider {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}
.supporters-track {
    display: flex;
    align-items: center;
    gap: 56px;
    min-width: 0;
    white-space: nowrap;
    will-change: transform;
    animation: supporters-scroll 24s linear infinite;
}
@keyframes supporters-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.supporters-track .text-center.d-inline-block {
    display: flex;
    flex-direction: column;
}
.supporters-track img {
    object-fit: contain;
    display: block;
    transition: transform 0.3s;
    border-radius: 0 !important;
}
.supporter-logo {
    height: 100px;
    max-width: 500px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    transition: transform 0.3s;
}
.supporter-logo-tall {
    height: 100px;
    max-width: 270px;
}
.supporter-label {
    font-size: 0.80rem;
    font-weight: 600;
    color: #fff;
    margin-top: 0.2rem;
    letter-spacing: 0.01em;
    text-shadow: 0 2px 8px rgba(0,0,0,0.10);
}
@media (max-width: 900px) {
    .supporter-logo { height: 80px !important; max-width: 160px !important; }
    .supporter-logo-tall { height: 110px !important; max-width: 180px !important; }
    .supporter-label { font-size: 1rem; }
}
@media (max-width: 600px) {
    .supporter-logo { height: 55px !important; max-width: 110px !important; }
    .supporter-logo-tall { height: 75px !important; max-width: 120px !important; }
    .supporter-label { font-size: 0.95rem; }
}
@media (max-width: 768px) {
    .landing-hero-title {
        font-size: 2.5rem;
    }

    .landing-hero-subtitle {
        font-size: 1.1rem;
    }

    .landing-hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .landing-feature-card,
    .landing-team-card {
        margin-bottom: 2rem;
    }

    .landing-contact-form {
        padding: 2rem;
    }

    .landing-cta-title {
        font-size: 2rem;
    }

    .landing-tech-stack {
        padding: 2rem 0 1rem 0;
        border-radius: 12px;
    }

    .landing-tech-stack .landing-tech-item {
        padding: 1.2rem 0.5rem 1rem 0.5rem;
        min-height: 140px;
    }

    .landing-tech-stack .section-title {
        font-size: 1.5rem;
    }

    .section-tubitak-banner {
        border-radius: 8px !important;
        padding: 1.5rem 0;
    }
    .section-tubitak-logo {
        width: 50px;
        height: 50px;
    }
    .section-tubitak-banner h4 {
        font-size: 1.1rem;
    }
    .section-tubitak-banner p {
        font-size: 0.95rem;
    }
}

@media (max-width: 576px) {
    .landing-section {
        padding: 80px 0;
    }

    .landing-hero {
        padding-top: 60px;
        text-align: center;
    }

    .landing-feature-card {
        padding: 2rem 1.5rem;
    }

    .landing-stat-number {
        font-size: 2.5rem;
    }
}

/* Landing Animation Classes */
.landing-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.landing-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.landing-slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.landing-slide-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.landing-slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.landing-slide-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Landing Floating Elements */
.landing-floating {
    animation: landingFloat 6s ease-in-out infinite;
}

@keyframes landingFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) rotate(1deg);
    }
    50% {
        transform: translateY(-30px) rotate(0deg);
    }
    75% {
        transform: translateY(-15px) rotate(-1deg);
    }
}

.section-title.supporters-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
    letter-spacing: 0.01em;
    text-shadow: 0 2px 8px rgba(0,0,0,0.10);
    margin-bottom: 0.25rem;
}