/* ==========================================================================
   OcomStudio - Components Stylesheet
   ========================================================================== */

/* ==========================================================================
   Progress bar
   ========================================================================== */
.progress-container {
    width: 100%;
    height: 3px;
    background: transparent;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-500), var(--secondary-500));
    width: 0%;
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 60;
    padding: 1.1rem 1rem 0;
    transition: padding var(--transition-normal);
}

.nav-shell {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.55rem 0.55rem 0.55rem 1.4rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(5, 7, 13, 0.55);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: background var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.scrolled { padding-top: 0.6rem; }

.site-header.scrolled .nav-shell {
    background: rgba(5, 7, 13, 0.92);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}

.nav-logo img { height: 44px; width: auto; }

.nav-links { display: none; align-items: center; gap: 0.25rem; }

@media (min-width: 1024px) {
    .nav-links { display: flex; }
}

.nav-link {
    position: relative;
    color: var(--text-soft);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    transition: color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }

.nav-link.active { color: var(--text); background: rgba(255, 255, 255, 0.08); }

.nav-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text-softer);
}

.lang-toggle button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 0.25rem 0.4rem;
    border-radius: 999px;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.lang-toggle button.active,
.lang-toggle button:hover { color: var(--text); background: rgba(255, 255, 255, 0.08); }

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--text);
    cursor: pointer;
}

@media (min-width: 1024px) { .mobile-menu-btn { display: none; } }

.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(5, 7, 13, 0.98);
    z-index: 70;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.mobile-menu.open { transform: translateX(0); }

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--text);
    cursor: pointer;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.mobile-link {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-soft);
}

.mobile-link:hover, .mobile-link.active { color: var(--text); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.6rem;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--text);
    color: #05070D;
}

.btn-primary:hover {
    background: var(--primary-400);
    color: white;
    box-shadow: var(--shadow-blue);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    border-color: var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: var(--border-strong);
    transform: translateY(-2px);
}

.btn-glow {
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    color: white;
}

.btn-glow:hover { box-shadow: var(--shadow-blue-lg); transform: translateY(-2px); color: white; }

.btn-lg { padding: 1.05rem 2.1rem; font-size: 1.05rem; }
.btn-sm { padding: 0.55rem 1.15rem; font-size: 0.85rem; }

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-strong);
    padding-bottom: 0.2rem;
    transition: gap var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn-link:hover { gap: 0.85rem; border-color: var(--primary-400); color: var(--primary-300); }

/* ==========================================================================
   Section heading
   ========================================================================== */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--primary-400);
}

.eyebrow::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--primary-400);
    box-shadow: 0 0 12px rgba(0, 102, 255, 0.7);
}

/* ==========================================================================
   Ocom Glass — service icon system
   ========================================================================== */
.ocom-icon {
    position: relative;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ocom-icon::before {
    content: '';
    position: absolute;
    inset: -14px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.35), transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    border-radius: 50%;
}

.ocom-icon svg {
    position: relative;
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 6px 18px rgba(0, 102, 255, 0.28));
    transition: transform var(--transition-slow);
}

.icon-hover:hover .ocom-icon::before { opacity: 1; }
.icon-hover:hover .ocom-icon svg { transform: translateY(-3px) scale(1.06); }

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 102, 255, 0.35);
    box-shadow: var(--shadow-blue);
}

/* Service Card */
.service-card {
    position: relative;
    padding: 2.25rem;
    background: var(--surface);
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
    min-height: 100%;
}

.service-card:hover {
    background: var(--surface-hover);
    border-color: rgba(0, 102, 255, 0.4);
}

.service-card .service-number {
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--text-faint);
    font-weight: 600;
}

.service-card .service-arrow {
    opacity: 0;
    transform: translate(-4px, 4px);
    transition: all var(--transition-normal);
}

.service-card:hover .service-arrow { opacity: 1; transform: translate(0, 0); }

/* Case study / project card */
.case-study {
    position: relative;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border);
    background: linear-gradient(160deg, var(--bg-elevated), var(--bg-alt));
    overflow: hidden;
    transition: border-color var(--transition-normal), transform var(--transition-normal);
}

.case-study:hover { border-color: rgba(0, 102, 255, 0.4); transform: translateY(-4px); }

.case-study-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 75% 25%, rgba(0, 102, 255, 0.16), transparent 55%);
    opacity: 0.8;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.case-study:hover .case-study-glow { opacity: 1; }

.case-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--primary-300);
}

/* Blog Card */
.blog-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 102, 255, 0.4);
    box-shadow: var(--shadow-blue);
}

.blog-card .blog-cover {
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-alt));
    position: relative;
    overflow: hidden;
}

/* Contact card */
.contact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    transition: all var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 102, 255, 0.4);
    box-shadow: var(--shadow-blue);
}

/* Value / manifesto card */
.value-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-normal);
}

.value-card:hover { transform: translateY(-4px); border-color: rgba(0, 102, 255, 0.35); }

/* ==========================================================================
   Process steps
   ========================================================================== */
.process-step {
    padding: 2.5rem 0;
    border-top: 1px solid var(--border);
    position: relative;
}

@media (min-width: 768px) {
    .process-step {
        border-top: none;
        border-right: 1px solid var(--border);
        padding: 0 2rem;
    }
    .process-step:last-child { border-right: none; }
    .process-step:first-child { padding-left: 0; }
}

/* ==========================================================================
   Timeline
   ========================================================================== */
.timeline-track {
    display: flex;
    overflow-x: auto;
    gap: 0;
    scrollbar-width: none;
    padding-bottom: 1rem;
}

.timeline-track::-webkit-scrollbar { display: none; }

.timeline-node {
    flex: 0 0 auto;
    width: 220px;
    padding-top: 2rem;
    position: relative;
}

.timeline-node::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--border);
}

.timeline-node::after {
    content: '';
    position: absolute;
    top: -5px;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-400);
    box-shadow: 0 0 12px rgba(0, 102, 255, 0.6);
}

/* ==========================================================================
   Forms
   ========================================================================== */
.form-group { margin-bottom: var(--space-lg); }

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-soft);
    margin-bottom: var(--space-sm);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 0.85rem 1rem;
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    transition: all var(--transition-fast);
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--text-faint); }

.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.18);
    background: rgba(255, 255, 255, 0.05);
}

.form-select option { background: var(--bg-elevated); color: var(--text); }

.form-textarea { resize: vertical; min-height: 130px; }

.form-input.error, .form-textarea.error { border-color: #ef4444; }

/* ==========================================================================
   Prose (project full description / blog article content)
   ========================================================================== */
.prose-body p { margin-top: 1.25rem; }
.prose-body p:first-child { margin-top: 0; }
.prose-body h2 { margin-top: 2.5rem; margin-bottom: 1rem; font-size: 1.5rem; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.prose-body h3 { margin-top: 2rem; margin-bottom: 0.75rem; font-size: 1.25rem; font-weight: 600; color: #fff; }
.prose-body ul, .prose-body ol { margin-top: 1.25rem; padding-left: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; }
.prose-body ul { list-style: disc; }
.prose-body ol { list-style: decimal; }
.prose-body a { color: var(--primary-300); text-decoration: underline; text-underline-offset: 3px; }
.prose-body img { margin-top: 1.5rem; border-radius: var(--radius-xl); border: 1px solid var(--border); }
.prose-body blockquote { margin-top: 1.5rem; padding-left: 1.25rem; border-left: 2px solid var(--primary-400); font-style: italic; color: rgba(255,255,255,0.7); }
.prose-body strong { color: #fff; font-weight: 600; }

/* ==========================================================================
   Badges & Tags
   ========================================================================== */
.badge {
    display: inline-block;
    padding: 0.3rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    background: rgba(0, 102, 255, 0.14);
    color: var(--primary-300);
    border: 1px solid rgba(0, 102, 255, 0.25);
}

.pill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-soft);
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
}

.category-tag {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-soft);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-tag:hover, .category-tag.active {
    background: var(--primary-500);
    border-color: var(--primary-500);
    color: white;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    color: var(--text-softer);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

.footer-title {
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.footer-links { list-style: none; }
.footer-links li { margin-bottom: var(--space-sm); }
.footer-links a { color: var(--text-softer); transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--text); }

.footer-bottom {
    border-top: 1px solid var(--border);
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: all var(--transition-fast);
}

.social-link:hover { background: var(--primary-500); border-color: var(--primary-500); transform: translateY(-3px); }

/* ==========================================================================
   Accordion (FAQ)
   ========================================================================== */
.accordion {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.accordion-trigger {
    width: 100%;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    color: var(--text);
    font-weight: 500;
    cursor: pointer;
    text-align: left;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
    padding: 0 1.5rem;
}

.accordion.accordion-open .accordion-content {
    max-height: 400px;
    padding-bottom: 1.5rem;
}

.accordion-icon { transition: transform var(--transition-normal); flex-shrink: 0; }
.accordion.accordion-open .accordion-icon { transform: rotate(45deg); }

/* ==========================================================================
   Pagination
   ========================================================================== */
.pagination { display: flex; justify-content: center; gap: var(--space-sm); }

.pagination-btn {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-soft);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(.active):not(.disabled) { border-color: var(--primary-400); color: var(--text); }
.pagination-btn.active { background: var(--primary-500); border-color: var(--primary-500); color: white; }
.pagination-btn.disabled { opacity: 0.4; cursor: not-allowed; }

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 1.75rem;
    right: 1.75rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--text);
    color: #05070D;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    z-index: 40;
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--primary-400); color: white; }