/* ============================================
   PORTFOLIO ARCHIVE STYLES
   Page: archive-portfolio.php
   ============================================ */

/* ============================================
   PORTFOLIO ARCHIVE v7.0 - B2B CASE STUDY OPTIMIZED
   ============================================ */

:root {
    --accent: #6366f1;
    --accent-rgb: 99, 102, 241;
    --bg-primary: #0a0b0f;
    --bg-secondary: #12141c;
    --bg-card: #1a1d28;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-subtle: rgba(255,255,255,0.08);
    --border-accent: rgba(99,102,241,0.3);
    --success: #22c55e;
    --success-bg: rgba(34,197,94,0.1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

.pf-archive {
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   HERO SECTION
   ============================================ */

.pf-hero {
    position: relative;
    padding: 100px 5vw 60px;
    background: var(--bg-primary);
    overflow: hidden;
}

.pf-hero::before {
    content: "";
    position: absolute;
    top: -30%;
    right: -20%;
    width: 80%;
    height: 800px;
    background: radial-gradient(ellipse 60% 50% at 50% 30%, rgba(var(--accent-rgb), 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.pf-hero__inner {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    text-align: left;
}

.pf-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.pf-hero__title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    color: var(--text-primary);
    max-width: 800px;
}

.pf-hero__title .gradient {
    background: linear-gradient(135deg, #8b5cf6, #a855f7, #6366f1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pf-hero__subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* ============================================
   FILTERS BAR
   ============================================ */

/* ============================================
   COUNTER BAR (simplified)
   ============================================ */

.pf-counter {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: 20px 5vw;
}

.pf-counter__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.pf-counter__count {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pf-counter__count strong {
    color: var(--accent);
    font-weight: 600;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.pf-main {
    padding: 60px 5vw 100px;
    background: var(--bg-primary);
}

.pf-main__inner {
    max-width: 1200px;
    margin: 0 auto;
}

/* ============================================
   GRID
   ============================================ */

.pf-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

@media (max-width: 1100px) {
    .pf-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 700px) {
    .pf-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   CARDS - B2B OPTIMIZED
   ============================================ */

.pf-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s var(--ease-out-expo);
    display: flex;
    flex-direction: column;
}

.pf-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 24px 48px -12px rgba(0,0,0,0.4);
}

/* Card Header with Image */
.pf-card__header {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--bg-secondary);
    overflow: hidden;
}

.pf-card__header img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out-expo);
}

.pf-card:hover .pf-card__header img {
    transform: scale(1.05);
}

.pf-card__header-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
}

.pf-card__header-placeholder i {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    opacity: 0.3;
}

/* Status Badge */
.pf-card__status {
    position: absolute;
    top: 16px;
    right: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    backdrop-filter: blur(8px);
}

.pf-card__status--completed {
    background: rgba(34,197,94,0.15);
    color: #22c55e;
    border: 1px solid rgba(34,197,94,0.3);
}

.pf-card__status--ongoing {
    background: rgba(59,130,246,0.15);
    color: #3b82f6;
    border: 1px solid rgba(59,130,246,0.3);
}

.pf-card__status--paused {
    background: rgba(251,191,36,0.15);
    color: #fbbf24;
    border: 1px solid rgba(251,191,36,0.3);
}

.pf-card__status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Client Logo Overlay */
.pf-card__client-logo {
    position: absolute;
    bottom: 16px;
    left: 16px;
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(255,255,255,0.95);
    padding: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.pf-card__client-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Card Body */
.pf-card__body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

/* Tags Row */
.pf-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.pf-card__tag {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.pf-card__tag--accent {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    border-color: rgba(var(--accent-rgb), 0.2);
}

.pf-card__tag--size {
    background: rgba(34,197,94,0.1);
    color: #22c55e;
    border-color: rgba(34,197,94,0.2);
}

/* Title */
.pf-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 12px;
}

.pf-card__title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.pf-card__title a:hover {
    color: var(--accent);
}

/* Summary */
.pf-card__summary {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

/* Key Results */
.pf-card__results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 10px;
    margin-bottom: 20px;
}

.pf-card__result {
    text-align: center;
}

.pf-card__result-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--success);
    margin-bottom: 2px;
}

.pf-card__result-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Card Footer CTA */
.pf-card__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

.pf-card__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: all 0.2s ease;
}

.pf-card__link:hover {
    gap: 12px;
}

.pf-card__link i {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
}

.pf-card__link:hover i {
    transform: translateX(3px);
}

.pf-card__services-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   EMPTY STATE
   ============================================ */

.pf-empty {
    text-align: center;
    padding: 80px 20px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px dashed var(--border-subtle);
}

.pf-empty__icon {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
    margin-bottom: 20px;
    opacity: 0.5;
}

.pf-empty__title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.pf-empty__text {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.pf-empty__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--accent);
    color: white;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pf-empty__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.3);
}

/* ============================================
   PAGINATION
   ============================================ */

.pf-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-subtle);
}

.pf-pagination__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-secondary);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pf-pagination__btn:hover:not(.pf-pagination__btn--disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

.pf-pagination__btn--nav {
    gap: 8px;
    padding: 0 24px;
}

.pf-pagination__btn--disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pf-pagination__info {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding: 0 16px;
}

/* ============================================
   CTA SECTION
   ============================================ */

.pf-cta {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
    padding: 80px 5vw;
    text-align: center;
    border-top: 1px solid var(--border-subtle);
}

.pf-cta__inner {
    max-width: 700px;
    margin: 0 auto;
}

.pf-cta__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pf-cta__text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.pf-cta__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

.pf-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.pf-cta__btn--primary {
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    color: white;
    box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.3);
}

.pf-cta__btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.4);
}

.pf-cta__btn--secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.pf-cta__btn--secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .pf-hero {
        padding: 80px 5vw 40px;
    }
    
    .pf-card__results {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pf-pagination {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .pf-pagination__btn--nav {
        padding: 0 16px;
    }
    
    .pf-cta__buttons {
        flex-direction: column;
    }
    
    .pf-cta__btn {
        width: 100%;
        justify-content: center;
    }
}