/* ============================================================================
   IKKB - Global Finance Platform
   Pure Static CSS (No Build Tools Required)
   ============================================================================ */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: #0c0d0c;
    color: #e2e2e4;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: 1.25rem;
}

p {
    font-size: 1rem;
    color: rgba(226, 226, 228, 0.8);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background-color: #00d084;
    color: #0c0d0c;
}

.btn-primary:hover {
    background-color: #00b870;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 208, 132, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #e2e2e4;
    border: 1px solid rgba(226, 226, 228, 0.3);
}

.btn-secondary:hover {
    border-color: rgba(226, 226, 228, 0.6);
    background-color: rgba(226, 226, 228, 0.05);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(12, 13, 12, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 226, 228, 0.1);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.05em;
}

.navbar-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: #e2e2e4;
    cursor: pointer;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.language-toggle:hover {
    color: #00d084;
}

.flag-icon {
    width: 20px;
    height: 20px;
}

.nav-link {
    color: #e2e2e4;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #00d084;
}

.nav-cta {
    padding: 0.5rem 1rem;
    border: 1px solid #00d084;
    border-radius: 0.4rem;
    color: #00d084;
}

.nav-cta:hover {
    background-color: rgba(0, 208, 132, 0.1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 60px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(12, 13, 12, 0.8) 0%, rgba(12, 13, 12, 0.5) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    padding: 0 1.5rem;
}

.hero-badge {
    display: inline-block;
    background: rgba(0, 208, 132, 0.15);
    color: #00d084;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(0, 208, 132, 0.3);
}

.hero-title {
    color: #fff;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(226, 226, 228, 0.8);
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Backed Section */
.backed-section {
    padding: 4rem 0;
    background: linear-gradient(180deg, rgba(23, 38, 27, 0.1) 0%, transparent 100%);
    border-bottom: 1px solid rgba(226, 226, 228, 0.1);
}

.backed-label {
    text-align: center;
    color: rgba(226, 226, 228, 0.6);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    align-items: center;
}

.partner-placeholder {
    height: 50px;
    background: rgba(226, 226, 228, 0.05);
    border: 1px solid rgba(226, 226, 228, 0.1);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(226, 226, 228, 0.5);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Section Titles */
.section-title {
    color: #fff;
    margin-bottom: 0.5rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: rgba(226, 226, 228, 0.7);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-size: 1.05rem;
}

/* Advantages Section */
.advantages {
    padding: 5rem 0;
    background: linear-gradient(180deg, transparent 0%, rgba(23, 38, 27, 0.05) 100%);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.advantage-card {
    background: rgba(226, 226, 228, 0.02);
    border: 1px solid rgba(226, 226, 228, 0.1);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    border-color: rgba(0, 208, 132, 0.3);
    background: rgba(0, 208, 132, 0.05);
    transform: translateY(-5px);
}

.advantage-image {
    width: 100%;
    height: 200px;
    margin-bottom: 1.5rem;
    border-radius: 0.75rem;
    overflow: hidden;
    background: rgba(226, 226, 228, 0.05);
}

.advantage-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.advantage-card h3 {
    color: #fff;
    margin-bottom: 0.75rem;
}

.advantage-card p {
    color: rgba(226, 226, 228, 0.7);
    font-size: 0.95rem;
}

/* Industries Section */
.industries {
    padding: 5rem 0;
    background: linear-gradient(180deg, rgba(23, 38, 27, 0.05) 0%, transparent 100%);
}

.industries-carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(0, 208, 132, 0.15);
    border: 1px solid rgba(0, 208, 132, 0.3);
    border-radius: 50%;
    color: #00d084;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: none;
}

.carousel-btn:hover {
    background: rgba(0, 208, 132, 0.3);
}

.carousel-prev {
    left: -60px;
}

.carousel-next {
    right: -60px;
}

@media (max-width: 1024px) {
    .carousel-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .carousel-prev {
        left: 0;
    }
    
    .carousel-next {
        right: 0;
    }
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

.industry-card {
    background: rgba(226, 226, 228, 0.02);
    border: 1px solid rgba(226, 226, 228, 0.1);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.industry-card:hover {
    border-color: rgba(0, 208, 132, 0.3);
    background: rgba(0, 208, 132, 0.05);
    transform: translateY(-5px);
}

.industry-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.industry-card h3 {
    color: #fff;
    padding: 1rem;
    font-size: 1rem;
}

/* Features Section */
.features {
    padding: 5rem 0;
}

.features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

.features-image {
    width: 100%;
    border-radius: 1rem;
    overflow: hidden;
    background: rgba(226, 226, 228, 0.05);
}

.features-image img {
    width: 100%;
    height: auto;
    display: block;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-item h3 {
    color: #fff;
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: rgba(226, 226, 228, 0.7);
    font-size: 0.95rem;
}

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

@media (max-width: 768px) {
    .features-content {
        grid-template-columns: 1fr;
    }
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(0, 208, 132, 0.1) 0%, rgba(23, 38, 27, 0.2) 100%);
    border: 1px solid rgba(0, 208, 132, 0.2);
    border-radius: 1rem;
    margin: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    color: #fff;
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(226, 226, 228, 0.7);
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.email-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.email-input {
    flex: 1;
    min-width: 250px;
    padding: 0.75rem 1rem;
    background: rgba(226, 226, 228, 0.05);
    border: 1px solid rgba(226, 226, 228, 0.2);
    border-radius: 0.5rem;
    color: #e2e2e4;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.email-input:focus {
    outline: none;
    border-color: #00d084;
    background: rgba(226, 226, 228, 0.08);
}

.email-input::placeholder {
    color: rgba(226, 226, 228, 0.5);
}

/* Footer */
.footer {
    background: rgba(12, 13, 12, 0.8);
    border-top: 1px solid rgba(226, 226, 228, 0.1);
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(226, 226, 228, 0.7);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #00d084;
}

.certifications {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.certifications img {
    height: 40px;
    width: auto;
}

.footer-bottom {
    border-top: 1px solid rgba(226, 226, 228, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(226, 226, 228, 0.6);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.disclaimer {
    font-size: 0.8rem;
    color: rgba(226, 226, 228, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-menu {
        gap: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .btn {
        width: 100%;
    }

    .email-form {
        flex-direction: column;
    }

    .email-input {
        min-width: 100%;
    }

    .section-subtitle {
        margin-bottom: 2rem;
    }

    .advantages-grid,
    .industries-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .navbar-container {
        padding: 0.75rem 1rem;
    }

    .logo {
        font-size: 1.25rem;
    }

    .navbar-menu {
        gap: 0.5rem;
        font-size: 0.9rem;
    }

    .hero {
        min-height: 80vh;
        margin-top: 50px;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .advantages,
    .industries,
    .features {
        padding: 3rem 0;
    }

    .cta-section {
        margin: 3rem 0;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.advantage-card,
.industry-card,
.feature-item {
    animation: fadeInUp 0.6s ease-out forwards;
}

.advantage-card:nth-child(2) {
    animation-delay: 0.1s;
}

.advantage-card:nth-child(3) {
    animation-delay: 0.2s;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }