/* ═══════════════════════════════════════════════════
   css/solutions.css  — HTI Solutions Page
   Depends on global.css CSS variables:
   --primary #081C2E | --secondary #0E3A5F
   --accent #00C2FF  | --highlight #00F0FF
   --text #EAF6FF    | --text-muted #A0C4E2
═══════════════════════════════════════════════════ */

/* ── HERO ─────────────────────────────────────── */
.sp-hero {
    position: relative;
    padding: 130px 0 0;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

/* animated background grid */
.sp-hero-grid {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.sp-grid-h,
.sp-grid-v {
    position: absolute;
    inset: 0;
}
.sp-grid-h {
    background-image: repeating-linear-gradient(
        to bottom,
        transparent,
        transparent 79px,
        rgba(0,194,255,0.06) 80px
    );
}
.sp-grid-v {
    background-image: repeating-linear-gradient(
        to right,
        transparent,
        transparent 79px,
        rgba(0,194,255,0.06) 80px
    );
}
/* horizontal scan line */
.sp-scan {
    position: absolute;
    left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,240,255,0.5), transparent);
    animation: sp-scan 6s linear infinite;
    top: 0;
}
@keyframes sp-scan {
    0%   { top: 0; opacity: 0; }
    5%   { opacity: 1; }
    95%  { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.sp-hero-inner {
    position: relative;
    z-index: 1;
    padding-bottom: 0;
}

/* breadcrumb */
.sp-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}
.sp-breadcrumb a { color: var(--text-muted); transition: color .2s; }
.sp-breadcrumb a:hover { color: var(--highlight); }
.sp-breadcrumb svg { opacity: .5; }
.sp-breadcrumb span:last-child { color: var(--highlight); }

/* eyebrow label */
.sp-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}
.sp-dot {
    display: inline-block;
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--highlight);
    box-shadow: 0 0 8px var(--highlight);
    animation: sp-pulse 2s ease-in-out infinite;
}
@keyframes sp-pulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50%      { opacity: .6; transform: scale(.8); }
}

/* H1 */
.sp-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    letter-spacing: -0.5px;
    margin-bottom: 22px;
    text-shadow: 0 0 40px rgba(0,194,255,0.2);
}
.sp-hero h1 em {
    font-style: normal;
    color: var(--highlight);
    -webkit-text-stroke: 0;
}

.sp-hero-desc {
    max-width: 680px;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 34px;
}

/* stats bar */
.sp-stats {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    gap: 0;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(0,194,255,0.15);
    border-radius: 12px;
    padding: 16px 28px;
    margin-bottom: 34px;
    flex-wrap: wrap;
    width: fit-content;
    max-width: 100%;
}
.sp-stat {
    display: flex !important;
    flex-direction: column !important;
    align-items: center;
    padding: 0 24px;
    flex-shrink: 0;
}
.sp-stat strong {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--highlight);
    line-height: 1;
    letter-spacing: -1px;
}
.sp-stat span {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    white-space: nowrap;
}
.sp-stat-divider {
    width: 1px;
    height: 36px;
    background: rgba(0,194,255,0.15);
    flex-shrink: 0;
}

/* hero CTA row */
.sp-hero-cta-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 44px;
}

/* shared button styles */
.sp-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 50px;
    padding: 0 28px;
    background: linear-gradient(90deg, var(--accent), var(--highlight));
    color: #05121e;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 10px;
    letter-spacing: 0.3px;
    transition: all .25s ease;
    white-space: nowrap;
}
.sp-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,194,255,0.35);
}

.sp-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 50px;
    padding: 0 22px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(0,194,255,0.25);
    color: var(--text);
    font-size: 0.95rem;
    border-radius: 10px;
    transition: all .25s ease;
    white-space: nowrap;
}
.sp-btn-ghost:hover {
    border-color: var(--highlight);
    color: var(--highlight);
    background: rgba(0,194,255,0.06);
}

/* filter tabs */
.sp-tabs {
    display: flex;
    gap: 0;
    border-top: 1px solid rgba(0,194,255,0.12);
    overflow-x: auto;
    scrollbar-width: none;
}
.sp-tabs::-webkit-scrollbar { display: none; }

.sp-tab {
    /* full browser reset */
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    margin: 0;
    padding: 18px 22px;
    border-radius: 0;
    box-shadow: none;
    outline: none !important;
    /* only bottom border logic */
    border-top: 2px solid transparent !important;
    border-left: none !important;
    border-right: none !important;
    border-bottom: none !important;
    margin-top: -1px;
    /* style */
    background: transparent;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    transition: color .2s, border-color .2s, background .2s;
}
.sp-tab:hover { color: #fff; background: rgba(0,194,255,0.04); }
.sp-tab.active {
    color: var(--highlight);
    border-top-color: var(--highlight);
    background: rgba(0,194,255,0.05);
}


/* ── SECTIONS ─────────────────────────────────── */
.sp-section { padding: 80px 0; }
.sp-section-head {
    text-align: center;
    margin-bottom: 50px;
}
.sp-section-head h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 14px;
    letter-spacing: -0.3px;
}
.sp-bar {
    width: 56px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--highlight));
    margin: 0 auto 18px;
    border-radius: 2px;
    box-shadow: 0 0 12px rgba(0,194,255,0.5);
}
.sp-section-head p {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-muted);
    line-height: 1.8;
}


/* ── SERVICE CARDS ─────────────────────────────── */
.sp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.sp-card {
    position: relative;
    background: rgba(255,255,255,0.025);
    border: 1px solid rgba(0,194,255,0.12);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.sp-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0,194,255,0.35);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,194,255,0.1);
}

/* top accent line that sweeps on hover */
.sp-card-accent {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--card-color, var(--highlight)), transparent);
    transform: translateX(-100%);
    transition: transform .5s ease;
}
.sp-card:hover .sp-card-accent { transform: translateX(100%); }

.sp-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 22px 0;
    gap: 12px;
}

.sp-card-icon {
    width: 46px; height: 46px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: rgba(0,194,255,0.08);
    border: 1px solid rgba(0,194,255,0.2);
    flex-shrink: 0;
    color: var(--card-color, var(--highlight));
    transition: background .3s, box-shadow .3s;
}
.sp-card:hover .sp-card-icon {
    background: rgba(0,194,255,0.14);
    box-shadow: 0 0 18px rgba(0,194,255,0.2) inset;
}
.sp-card-icon svg { width: 24px; height: 24px; }

.sp-card-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}
.sp-card-tag {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    text-transform: uppercase;
    white-space: nowrap;
}
.sp-card-stat {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--card-color, var(--highlight));
    background: rgba(0,194,255,0.08);
    border: 1px solid rgba(0,194,255,0.2);
    border-radius: 999px;
    padding: 2px 10px;
    white-space: nowrap;
}

.sp-card-body {
    padding: 18px 22px 14px;
    flex: 1;
}
.sp-card-body h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.3;
}
.sp-card-badge {
    display: inline-flex;
    align-items: center;
    height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(0,194,255,0.07);
    border: 1px solid rgba(0,194,255,0.2);
    color: var(--accent);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.sp-card-body > p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.sp-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0; padding: 0;
}
.sp-points li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.87rem;
    color: var(--text-muted);
    line-height: 1.5;
}
.sp-points li svg {
    flex-shrink: 0;
    color: var(--card-color, var(--highlight));
    margin-top: 2px;
}

.sp-card-footer {
    padding: 0 22px 22px;
    margin-top: auto;
}
.sp-card-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    height: 42px;
    background: rgba(0,194,255,0.08);
    border: 1px solid rgba(0,194,255,0.25);
    border-radius: 8px;
    color: var(--highlight);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: all .25s ease;
}
.sp-card-btn:hover {
    background: rgba(0,194,255,0.16);
    border-color: var(--highlight);
    box-shadow: 0 0 16px rgba(0,194,255,0.2);
    transform: translateY(-1px);
}


/* ── BRANDS ───────────────────────────────────── */
.sp-brands {
    padding: 36px 0;
    border-top: 1px solid rgba(0,194,255,0.08);
    border-bottom: 1px solid rgba(0,194,255,0.08);
    background: rgba(255,255,255,0.01);
}
.sp-brands-label {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    opacity: .6;
    margin-bottom: 18px;
}
.sp-brands-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}
.sp-brand-pill {
    display: inline-flex;
    align-items: center;
    height: 30px;
    padding: 0 14px;
    border-radius: 999px;
    border: 1px solid rgba(0,194,255,0.15);
    background: rgba(255,255,255,0.02);
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all .2s;
}
.sp-brand-pill:hover {
    border-color: rgba(0,194,255,0.35);
    color: #fff;
    background: rgba(0,194,255,0.06);
}


/* ── PROCESS TIMELINE ─────────────────────────── */
.sp-process-section {
    background: rgba(255,255,255,0.01);
    border-top: 1px solid rgba(0,194,255,0.08);
}
.sp-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    margin-top: 10px;
}
/* connecting line */
.sp-timeline::before {
    content: '';
    position: absolute;
    top: 28px;
    left: calc(12.5%);
    right: calc(12.5%);
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,194,255,0.3), rgba(0,194,255,0.3), transparent);
}

.sp-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 16px 0;
    position: relative;
}
.sp-step-num {
    width: 56px; height: 56px;
    border-radius: 14px;
    background: rgba(0,194,255,0.08);
    border: 1px solid rgba(0,194,255,0.25);
    display: grid;
    place-items: center;
    font-size: 0.85rem;
    font-weight: 900;
    color: var(--highlight);
    letter-spacing: 1px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    transition: all .3s;
}
.sp-step:hover .sp-step-num {
    background: rgba(0,194,255,0.16);
    box-shadow: 0 0 20px rgba(0,194,255,0.25);
    border-color: var(--highlight);
}
.sp-step-connector { display: none; } /* reserved */
.sp-step-body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}
.sp-step-body p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.7;
}


/* ── FAQ ──────────────────────────────────────── */
.sp-faq-section { border-top: 1px solid rgba(0,194,255,0.08); }
.sp-faq-wrap {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.sp-faq {
    border: 1px solid rgba(0,194,255,0.14);
    border-radius: 12px;
    background: rgba(255,255,255,0.02);
    overflow: hidden;
    transition: border-color .25s;
}
.sp-faq[open] { border-color: rgba(0,194,255,0.35); }
.sp-faq summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    list-style: none;
    user-select: none;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
}
.sp-faq summary::-webkit-details-marker { display: none; }
.sp-faq summary span { flex: 1; }
.sp-faq-icon { flex-shrink: 0; color: var(--highlight); transition: transform .3s ease; }
.sp-faq-body { padding: 0 24px 20px; }
.sp-faq-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
    margin: 0;
}


/* ── CTA ──────────────────────────────────────── */
.sp-cta {
    position: relative;
    padding: 90px 0;
    overflow: hidden;
    border-top: 1px solid rgba(0,194,255,0.1);
    text-align: center;
}
.sp-cta-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(0,194,255,0.1), transparent 70%);
    pointer-events: none;
}
.sp-cta-inner { position: relative; z-index: 1; }
.sp-cta h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.3px;
}
.sp-cta p {
    max-width: 640px;
    margin: 0 auto 34px;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
}
.sp-cta-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}


/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 1024px) {
    .sp-grid { grid-template-columns: repeat(2, 1fr); }
    .sp-timeline { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .sp-timeline::before { display: none; }
}
@media (max-width: 768px) {
    .sp-hero { padding-top: 110px; }
    .sp-grid { grid-template-columns: 1fr; }
    .sp-stats { padding: 14px 16px; gap: 0; }
    .sp-stat { padding: 0 14px; }
    .sp-stat strong { font-size: 1.3rem; }
    .sp-timeline { grid-template-columns: 1fr; }
    .sp-step { align-items: flex-start; text-align: left; flex-direction: row; gap: 16px; padding-bottom: 24px; }
    .sp-step-num { flex-shrink: 0; margin-bottom: 0; }
    .sp-hero-cta-row { flex-direction: column; align-items: flex-start; }
    .sp-btn-primary, .sp-btn-ghost { width: 100%; justify-content: center; }
    .sp-cta-btns { flex-direction: column; align-items: center; }
    .sp-cta-btns .sp-btn-primary,
    .sp-cta-btns .sp-btn-ghost { width: 100%; max-width: 320px; }
}
@media (max-width: 480px) {
    .sp-stats { flex-direction: column; gap: 16px; width: 100%; }
    .sp-stat-divider { width: 60px; height: 1px; }
    .sp-stat { padding: 0; }
}

/* ── CRITICAL FIXES ────────────────────────────── */

/* Hero: ไม่ใช้ min-height 100vh แล้ว — แค่ padding พอ */
.sp-hero {
    min-height: unset !important;
    display: block !important;
    padding-top: 120px !important;
    padding-bottom: 0 !important;
}

/* Stats: force row layout ทุก breakpoint */
.sp-stats {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
}
.sp-stat {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    min-width: 80px;
}

/* Tab: nuclear reset */
button.sp-tab,
.sp-tab {
    all: unset !important;
    box-sizing: border-box !important;
    display: inline-flex !important;
    align-items: center !important;
    padding: 16px 20px !important;
    font-family: 'Kanit', 'Segoe UI', sans-serif !important;
    font-size: 0.83rem !important;
    font-weight: 600 !important;
    letter-spacing: 1.5px !important;
    text-transform: uppercase !important;
    cursor: pointer !important;
    white-space: nowrap !important;
    color: var(--text-muted) !important;
    background: transparent !important;
    border-bottom: 2px solid transparent !important;
    transition: color .2s, border-color .2s, background .2s !important;
}
button.sp-tab:hover, .sp-tab:hover {
    color: #fff !important;
    background: rgba(0,194,255,0.04) !important;
}
button.sp-tab.active, .sp-tab.active {
    color: var(--highlight) !important;
    border-bottom-color: var(--highlight) !important;
    background: rgba(0,194,255,0.05) !important;
}

/* Card icon SVG size */
.sp-card-icon svg {
    width: 24px !important;
    height: 24px !important;
    display: block;
}

/* Hero grid lines — ลด opacity ไม่ให้รก */
.sp-grid-h { opacity: 0.5; }
.sp-grid-v { opacity: 0.5; }

@media (max-width: 768px) {
    .sp-hero { padding-top: 100px !important; }
    .sp-stats {
        flex-wrap: wrap !important;
        justify-content: center !important;
        padding: 14px 20px !important;
    }
    .sp-stat { padding: 8px 16px !important; }
    .sp-stat-divider { display: none; }
}