/* ==========================================================================
   AI TOOLS PAGE STYLING — Light Editorial Design System
   ========================================================================== */

/* DESIGN SYSTEM VARIABLES FALLBACKS */
:root {
    --bg-tools: #F5F3F0;
    --bg-card-tools: #FFFFFF;
    --bg-section-tools: #EDEAE6;
    --text-primary: #1A1A1A;
    --text-secondary: #555555;
    --text-muted: #888888;
    --accent-dark: #1A1A1A;
    --accent-warm: #C4956A;
    --border-color: #E0DCD8;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', 'Inter', sans-serif;
    --font-mono: 'DM Sans', sans-serif;
    --radius-sm: 4px;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Page Wrapper & Master Layout */
.tools-page-wrapper {
    background-color: var(--bg-tools);
    color: var(--text-primary);
    min-height: 100vh;
    padding-top: 130px;
    padding-bottom: 0;
    font-family: var(--font-b, var(--font-body));
}

.tools-container {
    max-width: 1380px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 40px);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.tools-hero-section {
    position: relative;
    padding: 120px 0 80px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-tools);
    overflow: hidden;
    min-height: 420px;
    display: flex;
    align-items: center;
}

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

.tools-hero-bg .hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.tools-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to right,
        rgba(245, 243, 240, 0.92) 0%,
        rgba(245, 243, 240, 0.85) 50%,
        rgba(245, 243, 240, 0.6) 100%
    );
}

.tools-hero-container {
    position: relative;
    z-index: 1;
    max-width: 1380px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 40px);
}

.hero-content-col {
    max-width: 640px;
}

.hero-left-col {
    display: flex;
    flex-direction: column;
}

.hero-category-badge {
    display: inline-block;
    color: var(--accent-warm);
    font-family: var(--font-m, var(--font-mono));
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.editorial-tools-title {
    font-family: var(--font-h, var(--font-heading)) !important;
    font-size: clamp(2.8rem, 5.2vw, 4.5rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.08;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.text-accent-glow {
    color: var(--accent-warm);
    font-style: italic;
    font-weight: 700;
}

.title-flourish-line {
    position: relative;
    width: 120px;
    height: 1px;
    background-color: var(--border-color);
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.flourish-diamond {
    width: 6px;
    height: 6px;
    background-color: var(--accent-warm);
    transform: rotate(45deg);
}

.hero-sub-text {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 580px;
    font-family: var(--font-b, var(--font-body));
}

/* Feature Pills (3 Horizontal Cards) */
.hero-feature-pills {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-pill-item {
    background: var(--bg-card-tools);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.feature-pill-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.07);
    border-color: var(--accent-warm);
}

.pill-icon-wrap {
    color: var(--accent-warm);
    background: rgba(196, 149, 106, 0.1);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pill-text-wrap {
    display: flex;
    flex-direction: column;
}

.pill-title {
    font-family: var(--font-b, var(--font-body));
    font-size: 0.88rem;
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.3;
}

.pill-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 3px;
    line-height: 1.4;
}

/* Hero Right Side Visual */
.hero-right-col {
    display: flex;
    justify-content: center;
}

.hologram-visual-card {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.ring-visual-glow {
    position: absolute;
    width: 80%;
    height: 80%;
    background: rgba(196, 149, 106, 0.15);
    filter: blur(50px);
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
}

.hologram-img {
    width: 100%;
    max-width: 440px;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 2;
    transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.hologram-visual-card:hover .hologram-img {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.hologram-hud-stack {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 3;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.hud-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    font-family: var(--font-m, var(--font-mono));
    font-size: 0.7rem;
}

.hud-lbl {
    color: var(--text-muted);
    letter-spacing: 0.1em;
    font-weight: 500;
}

.hud-val {
    font-weight: 600;
}

.hud-val.text-green {
    color: #2E7D32;
}

.hud-val.text-white {
    color: var(--text-primary);
}

.hud-val.text-red {
    color: #C62828;
}

.visual-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    z-index: 3;
    font-family: var(--font-m, var(--font-mono));
    font-size: 0.7rem;
    color: var(--accent-warm);
    background: rgba(255, 255, 255, 0.94);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    letter-spacing: 0.15em;
    font-weight: 600;
}

/* ==========================================================================
   SECTION 01: TOOL INDEX & 4-CARD GRID
   ========================================================================== */
.tools-grid-section {
    padding: 90px 0;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-tools);
}

.tools-index-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 45px;
    flex-wrap: wrap;
    gap: 24px;
}

.section-gothic-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.section-num-tag {
    font-family: var(--font-m, var(--font-mono));
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--accent-warm);
    text-transform: uppercase;
}

.section-title-text {
    font-family: var(--font-h, var(--font-heading));
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.15;
}

.section-sub-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-family: var(--font-b, var(--font-body));
    margin-top: 4px;
}

/* Filter Controls (Search + Category Select) */
.tools-filter-controls {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.tools-search-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-card-tools);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    width: 280px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.tools-search-wrap:focus-within {
    border-color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.search-icn {
    color: var(--text-muted);
    flex-shrink: 0;
}

.tools-search-input {
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 0.88rem;
    font-family: var(--font-b, var(--font-body));
    width: 100%;
}

.tools-search-input::placeholder {
    color: var(--text-muted);
}

.tools-category-select {
    background: var(--bg-card-tools);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    outline: none;
    font-family: var(--font-b, var(--font-body));
    font-size: 0.88rem;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.tools-category-select:focus {
    border-color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.tools-category-select option {
    background: #FFFFFF;
    color: var(--text-primary);
}

/* 4-Card Grid Layout */
.tools-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.tool-card-v2 {
    background: var(--bg-card-tools);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 30px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.tool-card-v2:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-warm);
}

.tool-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--bg-tools);
    border: 1px solid var(--border-color);
    color: var(--accent-warm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: background-color 0.3s var(--ease-out), color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.tool-card-v2:hover .tool-card-icon {
    background: var(--text-primary);
    color: #FFFFFF;
    border-color: var(--text-primary);
}

.tool-card-title {
    font-family: var(--font-h, var(--font-heading));
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.3;
}

.tool-card-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 24px;
    flex: 1;
}

.tool-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    font-family: var(--font-m, var(--font-mono));
    font-size: 0.72rem;
}

.tool-cat-pill {
    background: rgba(196, 149, 106, 0.12);
    color: var(--accent-warm);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(196, 149, 106, 0.3);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

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

/* Button Component Overrides */
.btn-primary {
    background-color: var(--text-primary);
    color: #FFFFFF;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-family: var(--font-b, var(--font-body));
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid var(--text-primary);
    display: inline-block;
    transition: all 0.3s var(--ease-out);
    text-decoration: none;
}

.btn-primary:hover {
    background-color: var(--accent-warm);
    border-color: var(--accent-warm);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
    text-align: center;
}

/* ==========================================================================
   BOTTOM STATS BAR
   ========================================================================== */
.tools-stats-bar {
    padding: 60px 0;
    background-color: var(--bg-section-tools);
    border-top: 1px solid var(--border-color);
}

.stats-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-box {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-card-tools);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 22px 20px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.stat-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-warm);
}

.stat-icn-wrap {
    color: var(--accent-warm);
    background: rgba(196, 149, 106, 0.1);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-h, var(--font-heading));
    font-size: 1.8rem;
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1;
}

.stat-name {
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-top: 4px;
}

.stat-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1100px) {
    .tools-hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-left-col {
        align-items: center;
    }

    .hero-sub-text {
        margin: 0 auto 36px;
    }

    .title-flourish-line {
        margin: 0 auto 28px;
    }

    .hero-feature-pills {
        grid-template-columns: repeat(3, 1fr);
        width: 100%;
    }

    .tools-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .tools-index-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 24px;
    }

    .tools-filter-controls {
        justify-content: space-between;
    }
}

@media (max-width: 768px) {
    .tools-page-wrapper {
        padding-top: 100px;
    }

    .tools-hero-section {
        padding-bottom: 50px;
    }

    .editorial-tools-title {
        font-size: 2.4rem;
    }

    .hero-feature-pills {
        grid-template-columns: 1fr;
    }

    .hologram-img {
        max-width: 100%;
        height: 320px;
    }

    .tools-grid-section {
        padding: 60px 0;
    }

    .tools-grid-4 {
        grid-template-columns: 1fr;
    }

    .stats-grid-4 {
        grid-template-columns: 1fr;
    }

    .tools-filter-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .tools-search-wrap {
        width: 100%;
    }

    .tools-category-select {
        width: 100%;
    }
}