/* ArGeTURK Modern Web Design - Premium Professional Style */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    color: #1a202c;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 25px;
}

/* Navigation - Modern Glassmorphism */
nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    margin-bottom: 35px;
    border: 1px solid rgba(255,255,255,0.18);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.1));
    transition: transform 0.3s ease;
}

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

.nav-brand span {
    font-size: 1.6em;
    font-weight: 800;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-menu a {
    text-decoration: none;
    color: #374151;
    font-weight: 600;
    font-size: 0.95em;
    padding: 10px 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    color: #2563eb;
}

.nav-menu a.active {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: white;
    box-shadow: 0 4px 15px rgba(37,99,235,0.3);
}

.language-switcher {
    display: flex;
    gap: 8px;
    align-items: center;
    background: #f3f4f6;
    padding: 5px 8px;
    border-radius: 10px;
}

.lang-btn {
    padding: 6px 14px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    color: #6b7280;
    font-size: 0.9em;
}

.lang-btn:hover {
    background: #e5e7eb;
    color: #374151;
}

.lang-btn.active {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: white;
    box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}

.language-switcher span {
    color: #d1d5db;
    font-weight: 300;
}

/* Header - Hero Section */
header {
    background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, rgba(249,250,251,0.98) 100%);
    backdrop-filter: blur(10px);
    padding: 60px 50px;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    margin-bottom: 40px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #7c3aed, #db2777);
}

header h1 {
    color: #1e293b;
    font-size: 2.8em;
    margin-bottom: 15px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
}

header h2 {
    color: #64748b;
    font-size: 1.3em;
    font-weight: 500;
    margin-bottom: 25px;
    letter-spacing: 0.3px;
}

.tagline {
    font-size: 1.05em;
    color: #475569;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 30px;
    background: #f8fafc;
    border-radius: 15px;
    border-left: 4px solid #2563eb;
}

/* Stats Cards */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f9fafb 100%);
    padding: 35px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255,255,255,0.5);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #2563eb, #7c3aed);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(37,99,235,0.2);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-number {
    font-size: 2.5em;
    font-weight: 800;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.95em;
    color: #64748b;
    font-weight: 500;
    line-height: 1.5;
}

/* Sections */
.section {
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    padding: 50px 45px;
    border-radius: 25px;
    margin-bottom: 35px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
    border: 1px solid rgba(255,255,255,0.2);
}

.section h2 {
    color: #1e293b;
    font-size: 2.2em;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid transparent;
    border-image: linear-gradient(90deg, #2563eb, #7c3aed) 1;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.section h3 {
    color: #475569;
    font-size: 1.5em;
    margin: 35px 0 20px 0;
    font-weight: 600;
}

/* Tech Cards */
.core-tech {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin: 35px 0;
}

.tech-card {
    background: linear-gradient(135deg, #1e3a8a 0%, #4c1d95 100%);
    color: white;
    padding: 35px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(30,58,138,0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tech-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(30,58,138,0.4);
}

.tech-card:hover::before {
    opacity: 1;
}

.tech-card h4 {
    font-size: 1.35em;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(255,255,255,0.25);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.tech-card p {
    line-height: 1.8;
    color: rgba(255,255,255,0.95);
    position: relative;
    z-index: 1;
}

.tech-card ul {
    list-style: none;
    margin-top: 18px;
}

.tech-card li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    line-height: 1.6;
}

.tech-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    font-weight: bold;
    color: #fbbf24;
    font-size: 1.2em;
}

.tech-card ol {
    margin-left: 25px;
    line-height: 2;
}

/* Highlight Box */
.highlight-box {
    background: linear-gradient(135deg, #dc2626 0%, #c026d3 100%);
    color: white;
    padding: 45px 40px;
    border-radius: 25px;
    margin: 40px 0;
    box-shadow: 0 15px 40px rgba(220,38,38,0.3);
    position: relative;
    overflow: hidden;
}

.highlight-box h3 {
    color: white;
    font-size: 2em;
    margin-bottom: 25px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.highlight-box p {
    position: relative;
    z-index: 1;
    font-size: 1.15em;
    line-height: 1.8;
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 30px;
    position: relative;
    z-index: 1;
}

.highlight-item {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 25px 20px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-5px);
}

.highlight-item .number {
    font-size: 2.5em;
    font-weight: 800;
    margin-bottom: 8px;
}

/* IP Grid */
.ip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.ip-item {
    background: white;
    padding: 25px;
    border-radius: 15px;
    border-left: 4px solid #2563eb;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.ip-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(37,99,235,0.15);
    border-left-width: 6px;
}

.ip-item h5 {
    color: #1e293b;
    font-size: 1.15em;
    margin-bottom: 12px;
    font-weight: 700;
}

.ip-item p {
    color: #64748b;
    line-height: 1.7;
    font-size: 0.95em;
}

/* Value Proposition */
.value-prop {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    padding: 50px 45px;
    border-radius: 25px;
    margin: 40px 0;
    text-align: center;
    box-shadow: 0 20px 50px rgba(251,191,36,0.3);
}

.value-prop h3 {
    font-size: 2.3em;
    color: #1e293b;
    margin-bottom: 30px;
    font-weight: 800;
}

.value-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 35px;
}

.value-item {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 30px 25px;
    border-radius: 18px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
}

.value-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.15);
}

.value-item .emoji {
    font-size: 3.5em;
    margin-bottom: 15px;
    display: block;
}

.value-item h4 {
    color: #1e293b;
    margin-bottom: 12px;
    font-size: 1.15em;
    font-weight: 700;
}

.value-item p {
    color: #64748b;
    line-height: 1.7;
    font-size: 0.95em;
}

/* Startup Support */
.startup-support {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: white;
    padding: 55px 45px;
    border-radius: 25px;
    margin: 40px 0;
    text-align: center;
    box-shadow: 0 20px 50px rgba(249,115,22,0.3);
}

.startup-support h2 {
    font-size: 2.5em;
    color: white;
    border: none;
    margin-bottom: 20px;
    font-weight: 800;
}

.startup-support .subtitle {
    font-size: 1.6em;
    font-weight: 700;
    margin-bottom: 25px;
    font-style: italic;
    opacity: 0.95;
}

.startup-support p {
    font-size: 1.2em;
    line-height: 1.9;
    margin-bottom: 15px;
    opacity: 0.95;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, #1e3a8a 0%, #7c3aed 100%);
    color: white;
    padding: 70px 50px;
    border-radius: 25px;
    text-align: center;
    box-shadow: 0 25px 60px rgba(30,58,138,0.35);
}

.cta h2 {
    font-size: 2.8em;
    margin-bottom: 25px;
    color: white;
    border: none;
    font-weight: 800;
}

.cta p {
    font-size: 1.25em;
    margin-bottom: 35px;
    opacity: 0.95;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 16px 40px;
    font-size: 1.1em;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-block;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #1e293b;
    box-shadow: 0 10px 25px rgba(251,191,36,0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(251,191,36,0.5);
    background: linear-gradient(135deg, #fcd34d, #fbbf24);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.8);
}

.btn-secondary:hover {
    background: white;
    color: #1e3a8a;
    border-color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255,255,255,0.3);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    padding: 15px 35px;
    font-size: 1.1em;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 10px 25px rgba(37,211,102,0.35);
}

.btn-whatsapp:hover {
    background: #20BA5A;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37,211,102,0.5);
}

/* Footer */
footer {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 40px 35px;
    border-radius: 20px;
    margin-top: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border: 1px solid rgba(255,255,255,0.2);
}

footer p {
    color: #475569;
    line-height: 1.8;
    font-size: 0.95em;
}

footer strong {
    color: #1e293b;
    font-weight: 700;
}

/* Proven Badge */
.proven-badge {
    display: inline-block;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.75em;
    font-weight: 700;
    margin-left: 10px;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(16,185,129,0.3);
}

/* Contact Form */
.contact-form {
    max-width: 650px;
    margin: 35px auto;
    padding: 40px;
    background: #f9fafb;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #1e293b;
    font-weight: 600;
    font-size: 1em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1em;
    font-family: inherit;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
}

.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.form-message {
    padding: 20px;
    border-radius: 12px;
    margin: 0 0 25px 0;
    font-size: 1em;
    font-weight: 600;
    text-align: center;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 2px solid #10b981;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 2px solid #dc2626;
}

/* Comparison Cards */
.comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 40px 0;
}

.comparison-card {
    padding: 35px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.comparison-card.others {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 3px solid #dc2626;
}

.comparison-card.us {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 3px solid #10b981;
}

.comparison-card h4 {
    font-size: 1.6em;
    margin-bottom: 25px;
    text-align: center;
    font-weight: 700;
}

.comparison-card.others h4 {
    color: #991b1b;
}

.comparison-card.us h4 {
    color: #065f46;
}

.comparison-item {
    padding: 18px;
    margin: 12px 0;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 18px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.comparison-item .icon {
    font-size: 2em;
    min-width: 45px;
    text-align: center;
}

.ip-portfolio {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    margin: 30px 0;
}

.status {
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: bold;
    margin-top: 10px;
}

.status.ready {
    background: #28a745;
    color: white;
}

.status.partial {
    background: #ffc107;
    color: #333;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container { padding: 15px; }
    nav { padding: 15px 20px; }
    .nav-container { flex-direction: column; }
    .nav-menu { flex-direction: column; gap: 10px; width: 100%; }
    .nav-menu a { text-align: center; }
    header { padding: 40px 30px; }
    header h1 { font-size: 1.8em; }
    header h2 { font-size: 1em; }
    .tagline { font-size: 0.9em; padding: 15px 20px; }
    .section { padding: 30px 25px; }
    .section h2 { font-size: 1.6em; }
    .section h3 { font-size: 1.25em; }
    .core-tech { grid-template-columns: 1fr; }
    .ip-grid { grid-template-columns: 1fr; }
    .comparison { grid-template-columns: 1fr; }
    .stats { grid-template-columns: repeat(2, 1fr); }
    .cta { padding: 40px 25px; }
    .cta h2 { font-size: 2em; }
    .cta p { font-size: 1.05em; }
    .value-prop { padding: 35px 25px; }
    .value-prop h3 { font-size: 1.8em; }
    .highlight-box { padding: 30px 25px; }
    .highlight-box h3 { font-size: 1.6em; }
    .startup-support { padding: 40px 25px; }
    .startup-support h2 { font-size: 1.9em; }
    .startup-support .subtitle { font-size: 1.3em; }
    .tech-card { padding: 25px 20px; }
    .stat-card { padding: 25px 20px; }
}

@media (max-width: 480px) {
    header { padding: 30px 20px; }
    header h1 { font-size: 1.5em; }
    header h2 { font-size: 0.9em; }
    .tagline { font-size: 0.85em; }
    .section { padding: 25px 20px; }
    .section h2 { font-size: 1.4em; }
    .cta { padding: 35px 20px; }
    .cta h2 { font-size: 1.7em; }
    .cta-buttons { flex-direction: column; }
    .value-prop h3 { font-size: 1.5em; }
    .highlight-box h3 { font-size: 1.4em; }
    .startup-support h2 { font-size: 1.6em; }
    .stat-number { font-size: 2em; }
    .stats { grid-template-columns: 1fr; }
    .btn { font-size: 1em; padding: 14px 32px; }
    .logo-img { height: 40px; }
}

/* Hero Motto - Special Styling */
.hero-motto {
    font-size: 1.4em;
    font-weight: 600;
    margin: 25px 0;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-style: italic;
    letter-spacing: 0.5px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .hero-motto {
        font-size: 1.1em;
    }
}

@media (max-width: 480px) {
    .hero-motto {
        font-size: 1em;
    }
}

/* IP Item List Styling - for comparison lists */
.ip-item ul {
    color: #1e293b;
    font-size: 0.95em;
}

.ip-item ul li {
    color: #374151;
    padding: 8px 0;
    line-height: 1.8;
}

.ip-item p, .ip-item ul, .ip-item ul li {
    color: #374151 !important;
}