/* ===================================================
   ZAN COMMUNICATION — MAIN STYLESHEET
   Premium SaaS Design System
   =================================================== */

/* --- CSS Variables --- */
:root {
    --primary:      #1D4ED8;
    --primary-dark: #1e3a8a;
    --accent:       #38BDF8;
    --accent-dark:  #0ea5e9;
    --dark:         #0F172A;
    --dark-2:       #1e293b;
    --muted:        #64748b;
    --muted-light:  #94a3b8;
    --light-bg:     #f8fafc;
    --border:       #e2e8f0;
    --white:        #ffffff;
    --success:      #10b981;
    --radius:       14px;
    --radius-sm:    8px;
    --radius-lg:    20px;
    --shadow-sm:    0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow:       0 4px 20px rgba(15,23,42,.08), 0 2px 8px rgba(15,23,42,.06);
    --shadow-lg:    0 20px 60px rgba(15,23,42,.12), 0 8px 24px rgba(15,23,42,.08);
    --font-heading: 'Montserrat', sans-serif;
    --font-body:    'Inter', sans-serif;
    --transition:   0.25s cubic-bezier(.4,0,.2,1);
}

/* --- Base --- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
    letter-spacing: -0.02em;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; }

/* --- Typography --- */
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.fw-semibold { font-weight: 600; }

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(29,78,216,.08);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
    border: 1px solid rgba(29,78,216,.15);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 640px;
    line-height: 1.7;
}

/* --- Buttons --- */
.btn-primary-zan {
    background: linear-gradient(135deg, var(--primary) 0%, #2563eb 100%);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    padding: 12px 28px;
    font-size: 0.95rem;
    transition: all var(--transition);
    box-shadow: 0 4px 15px rgba(29,78,216,.3);
    position: relative;
    overflow: hidden;
}
.btn-primary-zan::before {
    content:'';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #2563eb 0%, var(--primary-dark) 100%);
    opacity: 0;
    transition: opacity var(--transition);
}
.btn-primary-zan:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(29,78,216,.4);
}
.btn-primary-zan:hover::before { opacity: 1; }
.btn-primary-zan span, .btn-primary-zan i { position: relative; z-index: 1; }

.btn-outline-zan {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    padding: 10px 26px;
    font-size: 0.95rem;
    transition: all var(--transition);
}
.btn-outline-zan:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(29,78,216,.25);
}

.btn-white {
    background: #fff;
    color: var(--primary);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-family: var(--font-heading);
    padding: 12px 28px;
    font-size: 0.95rem;
    transition: all var(--transition);
    box-shadow: 0 4px 15px rgba(0,0,0,.1);
}
.btn-white:hover {
    background: var(--light-bg);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-ghost-white {
    background: rgba(255,255,255,.12);
    color: #fff;
    border: 2px solid rgba(255,255,255,.35);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-heading);
    padding: 10px 26px;
    font-size: 0.95rem;
    transition: all var(--transition);
}
.btn-ghost-white:hover {
    background: rgba(255,255,255,.22);
    color: #fff;
    border-color: rgba(255,255,255,.6);
}

/* --- Header --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1040;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
}
.site-header.scrolled {
    box-shadow: var(--shadow);
}

.header-topbar {
    background: var(--dark);
    font-size: 0.82rem;
}
.topbar-link {
    color: var(--muted-light);
    text-decoration: none;
    transition: color var(--transition);
}
.topbar-link:hover { color: var(--accent); }
.topbar-social {
    color: var(--muted-light);
    font-size: 0.9rem;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition);
}
.topbar-social:hover { color: var(--accent); }

.navbar-main {
    padding: 0.75rem 0;
    background: var(--white);
}

.brand-text {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--dark);
    letter-spacing: -0.03em;
}
.brand-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.navbar-logo {
    height: 40px;
    width: auto;
}

.navbar-main .nav-link {
    color: var(--dark-2);
    font-weight: 500;
    font-size: 0.93rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}
.navbar-main .nav-link:hover,
.navbar-main .nav-link.active {
    color: var(--primary);
    background: rgba(29,78,216,.06);
}

.dropdown-menu-mega {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 240px;
    animation: dropFadeIn 0.2s ease;
}
@keyframes dropFadeIn {
    from { opacity:0; transform:translateY(-8px); }
    to   { opacity:1; transform:translateY(0); }
}
.dropdown-item {
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-2);
    transition: all var(--transition);
}
.dropdown-item:hover {
    background: rgba(29,78,216,.07);
    color: var(--primary);
}

/* --- Hero Section --- */
.hero-section {
    background: linear-gradient(160deg, #0f172a 0%, #1e3a8a 50%, #0f172a 100%);
    min-height: 92vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    position: relative;
    padding: 100px 0 60px;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.05) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridFloat 20s linear infinite;
}
@keyframes gridFloat {
    0%   { transform: translateY(0); }
    100% { transform: translateY(60px); }
}

.hero-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56,189,248,.12) 0%, transparent 70%);
    top: -200px;
    right: -150px;
    animation: glowPulse 6s ease-in-out infinite;
}
@keyframes glowPulse {
    0%,100% { transform: scale(1); opacity: 0.6; }
    50%      { transform: scale(1.1); opacity: 1; }
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(56,189,248,.12);
    border: 1px solid rgba(56,189,248,.25);
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 8px 18px;
    border-radius: 100px;
    margin-bottom: 1.5rem;
    animation: fadeSlideUp .6s ease .1s both;
}
.hero-badge-dot {
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:.3;} }

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    animation: fadeSlideUp .6s ease .2s both;
}
.hero-title .accent-text {
    background: linear-gradient(135deg, var(--accent) 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255,255,255,.75);
    max-width: 560px;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    animation: fadeSlideUp .6s ease .3s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    animation: fadeSlideUp .6s ease .4s both;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    animation: fadeSlideUp .6s ease .5s both;
}
.hero-stat-item { text-align: center; }
.hero-stat-value {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    color: #fff;
    display: block;
    line-height: 1;
}
.hero-stat-label {
    font-size: 0.78rem;
    color: rgba(255,255,255,.55);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-top: 4px;
    display: block;
}
.hero-stat-divider {
    width: 1px;
    background: rgba(255,255,255,.15);
    align-self: stretch;
}

/* --- Hero Visual --- */
.hero-visual {
    position: relative;
    z-index: 2;
    animation: fadeSlideLeft .8s ease .4s both;
}

@keyframes fadeSlideLeft {
    from { opacity:0; transform: translateX(40px); }
    to   { opacity:1; transform: translateX(0); }
}

.sms-dashboard {
    background: rgba(255,255,255,.06);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    position: relative;
    z-index: 1;
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.dashboard-dots span {
    width: 10px; height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 4px;
}
.dashboard-dots .dot-red   { background: #ff5f57; }
.dashboard-dots .dot-yellow{ background: #febc2e; }
.dashboard-dots .dot-green { background: #28c840; }
.dashboard-title {
    color: rgba(255,255,255,.6);
    font-size: 0.8rem;
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: .04em;
}

.sms-message-card {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    margin-bottom: 0.65rem;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: all var(--transition);
}
.sms-message-card:hover {
    background: rgba(255,255,255,.13);
    transform: translateX(4px);
}
.sms-icon {
    width: 36px; height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}
.sms-icon.delivered { background: rgba(16,185,129,.2); color: #34d399; }
.sms-icon.sending   { background: rgba(56,189,248,.2); color: var(--accent); }
.sms-icon.otp       { background: rgba(167,139,250,.2); color: #a78bfa; }
.sms-text {
    flex: 1;
    min-width: 0;
}
.sms-text-title {
    font-size: 0.82rem;
    font-weight: 600;
    color: rgba(255,255,255,.9);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sms-text-sub {
    font-size: 0.72rem;
    color: rgba(255,255,255,.45);
}
.sms-badge {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    white-space: nowrap;
}
.sms-badge.delivered { background: rgba(16,185,129,.15); color: #34d399; }
.sms-badge.sending   { background: rgba(56,189,248,.15); color: var(--accent); animation: pulse 1.5s ease infinite; }
.sms-badge.queued    { background: rgba(251,191,36,.15); color: #fbbf24; }

.dashboard-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.65rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,.1);
}
.metric-card {
    background: rgba(255,255,255,.06);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    text-align: center;
}
.metric-value {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    display: block;
}
.metric-label {
    font-size: 0.68rem;
    color: rgba(255,255,255,.45);
    text-transform: uppercase;
    letter-spacing: .04em;
}

.floating-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius);
    padding: 0.9rem 1.25rem;
    box-shadow: 0 8px 32px rgba(15,23,42,.2), 0 2px 8px rgba(15,23,42,.12);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: floatCard 4s ease-in-out infinite;
    min-width: 180px;
    z-index: 10;
}
.floating-card-1 {
    top: -52px;
    left: -20px;
    animation-delay: 0s;
    opacity: 0.55;
}
.floating-card-2 {
    bottom: -52px;
    right: -20px;
    animation-delay: 2s;
    opacity: 0.55;   
}
@keyframes floatCard {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}
.floating-card-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.fc-green  { background: rgba(16,185,129,.1); color: #10b981; }
.fc-blue   { background: rgba(29,78,216,.1); color: var(--primary); }
.fc-purple { background: rgba(167,139,250,.1); color: #8b5cf6; }
.floating-card-label {
    font-size: 0.72rem;
    color: var(--muted);
    font-weight: 500;
}
.floating-card-value {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 800;
    color: var(--dark);
    display: block;
    line-height: 1.2;
}

/* --- Section Spacing --- */
.section-pad { padding: 100px 0; }
.section-pad-sm { padding: 70px 0; }
.section-bg-light { background: var(--light-bg); }
.section-bg-dark  { background: var(--dark); }

/* --- Feature Cards --- */
.feature-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity var(--transition);
}
.feature-card:hover {
    border-color: rgba(29,78,216,.2);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, rgba(29,78,216,.1), rgba(56,189,248,.1));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 1.25rem;
    transition: all var(--transition);
}
.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    transform: scale(1.1) rotate(5deg);
}
.feature-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}
.feature-desc {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.65;
    margin: 0;
}

/* --- Service Cards --- */
.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.75rem;
    transition: all var(--transition);
    height: 100%;
    cursor: pointer;
    display: block;
    color: inherit;
}
.service-card:hover {
    color: inherit;
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.service-icon-wrap {
    width: 60px; height: 60px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 1.25rem;
    transition: all var(--transition);
}
.service-card:hover .service-icon-wrap {
    transform: scale(1.08);
}
.service-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}
.service-card-desc {
    font-size: 0.88rem;
    color: var(--muted);
    margin-bottom: 1rem;
    line-height: 1.65;
}
.service-card-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap var(--transition);
}
.service-card:hover .service-card-link { gap: 10px; }

/* --- Industry Cards --- */
.industry-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    text-align: center;
    transition: all var(--transition);
    height: 100%;
}
.industry-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}
.industry-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin: 0 auto 1rem;
    transition: all var(--transition);
}
.industry-card:hover .industry-icon {
    transform: scale(1.1);
}
.industry-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}
.industry-desc {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.6;
    margin: 0;
}

/* --- Stats Section --- */
.stats-section {
    background: linear-gradient(135deg, var(--primary) 0%, #1e3a8a 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}
.stats-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stat-item {
    text-align: center;
    position: relative;
    z-index: 1;
}
.stat-icon {
    font-size: 2rem;
    color: rgba(255,255,255,.4);
    margin-bottom: 0.75rem;
    display: block;
}
.stat-value {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    color: #fff;
    display: block;
    line-height: 1;
    margin-bottom: 0.5rem;
}
.stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,.7);
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 500;
}

/* --- Pricing Cards --- */
.pricing-card {
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: all var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}
.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary), var(--shadow-lg);
}
.pricing-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--primary);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.pricing-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.pricing-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}
.pricing-price {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin: 1rem 0 0.25rem;
    display: flex;
    align-items: flex-start;
    gap: 4px;
}
.pricing-currency {
    font-size: 1.4rem;
    padding-top: 8px;
}
.pricing-unit {
    font-size: 0.9rem;
    color: var(--muted);
    font-weight: 400;
    font-family: var(--font-body);
    align-self: flex-end;
    padding-bottom: 8px;
}
.pricing-desc {
    font-size: 0.9rem;
    color: var(--muted);
    margin: 0.75rem 0 1.5rem;
}
.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem;
}
.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--dark-2);
    padding: 0.45rem 0;
    border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features .bi-check-circle-fill { color: var(--success); font-size: 1rem; flex-shrink: 0; margin-top: 2px; }

/* --- Testimonial Cards --- */
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
    height: 100%;
}
.testimonial-card:hover {
    border-color: rgba(29,78,216,.2);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}
.testimonial-stars {
    color: #fbbf24;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}
.testimonial-text {
    font-size: 0.95rem;
    color: var(--dark-2);
    line-height: 1.75;
    margin-bottom: 1.5rem;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.testimonial-avatar {
    width: 46px; height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    flex-shrink: 0;
}
.testimonial-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
    margin-bottom: 2px;
}
.testimonial-position {
    font-size: 0.8rem;
    color: var(--muted);
}

/* --- API Section --- */
.api-section {
    background: var(--dark);
    color: #fff;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}
.api-section::before {
    content: '';
    position: absolute;
    top: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56,189,248,.08) 0%, transparent 70%);
}
.api-code-block {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius);
    overflow: hidden;
}
.code-header {
    background: rgba(255,255,255,.05);
    border-bottom: 1px solid rgba(255,255,255,.08);
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.code-lang {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: .05em;
}
.code-copy-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,.2);
    color: rgba(255,255,255,.6);
    border-radius: 6px;
    padding: 3px 10px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition);
}
.code-copy-btn:hover {
    background: rgba(255,255,255,.1);
    color: #fff;
}
.code-body {
    padding: 1.5rem;
    overflow-x: auto;
}
.code-body pre {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.7;
    color: #e2e8f0;
    font-family: 'Courier New', Courier, monospace;
}
.code-body .kw { color: #c084fc; }
.code-body .str { color: #86efac; }
.code-body .cm { color: #64748b; }
.code-body .fn { color: #93c5fd; }
.code-body .var { color: #fde68a; }

.api-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.api-feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: rgba(255,255,255,.8);
}
.api-feature-list .bi-check-circle-fill {
    color: var(--accent);
    font-size: 1rem;
    flex-shrink: 0;
}

/* --- Messaging Section --- */
.messaging-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 55%, #0f172a 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}
.messaging-section::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56,189,248,.08) 0%, transparent 70%);
    pointer-events: none;
}

.messaging-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.messaging-card {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    transition: all var(--transition);
}
.messaging-card:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(56,189,248,.3);
    transform: translateY(-3px);
}
.messaging-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(56,189,248,.15);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    transition: all var(--transition);
}
.messaging-card:hover .messaging-card-icon {
    background: rgba(56,189,248,.25);
}
.messaging-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: rgba(255,255,255,.9);
    margin-bottom: 0.4rem;
    font-family: var(--font-heading);
}
.messaging-card-desc {
    font-size: 0.82rem;
    color: rgba(255,255,255,.5);
    line-height: 1.6;
    margin: 0;
}

/* --- CTA Section --- */
.cta-section {
    background: linear-gradient(160deg, var(--primary) 0%, #1e3a8a 60%, #0f172a 100%);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56,189,248,.1) 0%, transparent 70%);
}

/* --- Calculator Section --- */
.calculator-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}
.calc-result {
    background: linear-gradient(135deg, rgba(29,78,216,.07), rgba(56,189,248,.07));
    border: 1px solid rgba(29,78,216,.15);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
}
.calc-result-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
}
.calc-result-label { font-size: 0.9rem; color: var(--muted); }

/* --- Page Hero (inner pages) --- */
.page-hero {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
    padding: 100px 0 70px;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
    background-size: 60px 60px;
}
.page-hero .hero-badge { animation: none; }
.page-hero .hero-title { font-size: clamp(1.8rem, 4vw, 3rem); animation: none; }
.page-hero .hero-subtitle { animation: none; font-size: 1.05rem; }

/* --- Breadcrumb --- */
.page-breadcrumb {
    padding: 12px 0;
    background: var(--light-bg);
    border-bottom: 1px solid var(--border);
}
.page-breadcrumb .breadcrumb { margin: 0; font-size: 0.85rem; }
.page-breadcrumb .breadcrumb-item + .breadcrumb-item::before { color: var(--muted-light); }
.page-breadcrumb .breadcrumb-item a { color: var(--primary); }
.page-breadcrumb .breadcrumb-item.active { color: var(--muted); }

/* --- FAQ Accordion --- */
.faq-accordion .accordion-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm) !important;
    margin-bottom: 0.75rem;
    overflow: hidden;
}
.faq-accordion .accordion-button {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--dark);
    background: var(--white);
    padding: 1.25rem 1.5rem;
}
.faq-accordion .accordion-button:not(.collapsed) {
    color: var(--primary);
    background: rgba(29,78,216,.04);
    box-shadow: none;
}
.faq-accordion .accordion-button::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231D4ED8'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}
.faq-accordion .accordion-body {
    font-size: 0.92rem;
    color: var(--muted);
    line-height: 1.7;
    padding: 1rem 1.5rem 1.25rem;
}

/* --- Blog Cards --- */
.blog-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    border-color: rgba(29,78,216,.2);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}
.blog-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255,255,255,.3);
    overflow: hidden;
    flex-shrink: 0;
}
.blog-card-image img { width: 100%; height: 100%; object-fit: cover; }
.blog-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.blog-card-category {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 0.5rem;
}
.blog-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.4;
    margin-bottom: 0.75rem;
}
.blog-card-title a { color: inherit; }
.blog-card-title a:hover { color: var(--primary); }
.blog-card-excerpt {
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.25rem;
}
.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--muted-light);
    border-top: 1px solid var(--border);
    padding-top: 1rem;
}
.blog-card-meta i { font-size: 0.9rem; }

/* --- Contact Page --- */
.contact-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: all var(--transition);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}
.contact-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}
.contact-card-icon {
    width: 50px; height: 50px;
    border-radius: 12px;
    background: rgba(29,78,216,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--primary);
    flex-shrink: 0;
}
.contact-card-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
    margin-bottom: 0.25rem;
}
.contact-card-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
}
.contact-card-desc { font-size: 0.82rem; color: var(--muted); }

/* --- Form Styles --- */
.form-label { font-weight: 600; font-size: 0.88rem; color: var(--dark-2); margin-bottom: 6px; }
.form-control, .form-select {
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.7rem 1rem;
    font-size: 0.92rem;
    color: var(--dark);
    transition: border-color var(--transition), box-shadow var(--transition);
    background: var(--white);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(29,78,216,.12);
    outline: none;
}
.form-control::placeholder { color: var(--muted-light); }
textarea.form-control { min-height: 130px; resize: vertical; }

/* --- API Docs Page --- */
.api-docs-layout {
    display: flex;
    min-height: 80vh;
    gap: 0;
}
.api-sidebar {
    width: 260px;
    flex-shrink: 0;
    border-right: 1px solid var(--border);
    padding: 2rem 0;
    position: sticky;
    top: 100px;
    height: calc(100vh - 100px);
    overflow-y: auto;
}
.api-sidebar-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--muted);
    padding: 0 1.5rem;
    margin-bottom: 0.5rem;
}
.api-sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-2);
    transition: all var(--transition);
    border-left: 3px solid transparent;
}
.api-sidebar-link:hover,
.api-sidebar-link.active {
    color: var(--primary);
    background: rgba(29,78,216,.05);
    border-left-color: var(--primary);
}
.api-sidebar-link i { color: var(--muted); font-size: 1rem; }
.api-sidebar-link:hover i,
.api-sidebar-link.active i { color: var(--primary); }

.api-content {
    flex: 1;
    padding: 2.5rem 2.5rem 4rem;
    overflow-x: hidden;
}
.api-section-block {
    padding-bottom: 4rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 4rem;
}
.api-section-block:last-child { border-bottom: none; margin-bottom: 0; }
.api-section-heading {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 12px;
}
.api-section-heading i { color: var(--primary); }

.endpoint-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
}
.endpoint-header {
    background: var(--light-bg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}
.method-badge {
    font-size: 0.75rem;
    font-weight: 800;
    padding: 3px 10px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.method-get  { background: rgba(16,185,129,.12); color: #059669; }
.method-post { background: rgba(29,78,216,.12); color: var(--primary); }
.method-put  { background: rgba(245,158,11,.12); color: #d97706; }
.method-delete { background: rgba(220,38,38,.12); color: #dc2626; }
.endpoint-path {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--dark);
    font-weight: 600;
}
.endpoint-title { font-size: 0.9rem; color: var(--muted); margin-left: auto; }
.endpoint-body { padding: 1.5rem; }

.param-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.param-table th {
    background: var(--light-bg);
    padding: 0.6rem 1rem;
    text-align: left;
    font-weight: 700;
    color: var(--dark-2);
    border-bottom: 2px solid var(--border);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.param-table td { padding: 0.65rem 1rem; border-bottom: 1px solid var(--border); color: var(--dark-2); }
.param-table tr:last-child td { border-bottom: none; }
.param-required { color: #dc2626; font-size: 0.75rem; font-weight: 700; margin-left: 4px; }
.param-type { font-family: monospace; background: var(--light-bg); padding: 1px 6px; border-radius: 4px; font-size: 0.8rem; color: var(--primary); }

.error-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.error-table th {
    background: var(--light-bg);
    padding: 0.65rem 1rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--dark-2);
    border-bottom: 2px solid var(--border);
}
.error-table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); }
.error-table tr:last-child td { border-bottom: none; }
.error-code-tag { font-family: monospace; background: rgba(220,38,38,.08); color: #dc2626; padding: 2px 8px; border-radius: 4px; font-size: 0.82rem; }
.http-status-tag { font-family: monospace; background: var(--light-bg); color: var(--muted); padding: 2px 8px; border-radius: 4px; font-size: 0.82rem; }

.code-tab-block {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-top: 1rem;
}
.code-tab-header {
    background: var(--dark);
    display: flex;
    align-items: center;
    gap: 0;
    border-bottom: 1px solid rgba(255,255,255,.1);
    overflow-x: auto;
}
.code-tab-btn {
    background: transparent;
    border: none;
    color: rgba(255,255,255,.5);
    padding: 0.65rem 1.25rem;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    border-bottom: 2px solid transparent;
}
.code-tab-btn.active, .code-tab-btn:hover { color: var(--accent); border-bottom-color: var(--accent); }
.code-tab-content { background: var(--dark); }
.code-tab-pane { display: none; }
.code-tab-pane.active { display: block; }
.code-tab-pane pre {
    margin: 0;
    padding: 1.5rem;
    font-size: 0.83rem;
    line-height: 1.7;
    color: #e2e8f0;
    font-family: 'Courier New', monospace;
    overflow-x: auto;
}

/* --- Footer --- */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,.7);
}
.footer-main { padding: 80px 0 60px; }

.footer-brand {
    text-decoration: none;
}
.footer-brand-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
}
.footer-brand-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.3rem;
    color: #fff;
}
.footer-tagline { font-size: 0.9rem; color: rgba(255,255,255,.5); max-width: 300px; line-height: 1.7; }

.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(255,255,255,.9);
    margin-bottom: 1.25rem;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a {
    color: rgba(255,255,255,.5);
    font-size: 0.88rem;
    transition: color var(--transition);
    text-decoration: none;
}
.footer-links a:hover { color: var(--accent); }

.footer-contact-list { list-style: none; padding: 0; margin: 0; }
.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 0.75rem;
    font-size: 0.88rem;
    color: rgba(255,255,255,.5);
}
.footer-contact-list i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }
.footer-contact-list a { color: rgba(255,255,255,.5); transition: color var(--transition); }
.footer-contact-list a:hover { color: var(--accent); }

.footer-social {
    width: 36px; height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,.6);
    font-size: 1rem;
    transition: all var(--transition);
}
.footer-social:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-3px);
}

.footer-bottom {
    background: rgba(0,0,0,.25);
    border-top: 1px solid rgba(255,255,255,.08);
    padding: 1.25rem 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.4); transition: color var(--transition); }
.footer-bottom a:hover { color: var(--accent); }

/* --- WhatsApp Float --- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.6rem;
    box-shadow: 0 8px 25px rgba(37,211,102,.4);
    z-index: 1000;
    transition: all var(--transition);
    text-decoration: none;
}
.whatsapp-float:hover {
    transform: scale(1.1) translateY(-3px);
    box-shadow: 0 12px 35px rgba(37,211,102,.5);
    color: #fff;
}

/* --- Animations --- */
@keyframes fadeSlideUp {
    from { opacity:0; transform: translateY(30px); }
    to   { opacity:1; transform: translateY(0); }
}
@keyframes pulse {
    0%,100% { opacity:1; }
    50%      { opacity:.5; }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* --- Utilities --- */
.text-muted-light { color: var(--muted-light); }
.text-primary { color: var(--primary) !important; }
.text-accent { color: var(--accent) !important; }
.bg-primary-soft { background: rgba(29,78,216,.06); }

/* --- Responsive --- */
@media (max-width: 1199.98px) {
    .hero-title { font-size: clamp(2rem, 4.5vw, 3.5rem); }
    .messaging-cards-grid { gap: 0.75rem; }
}

@media (max-width: 991.98px) {
    .section-pad { padding: 70px 0; }
    .section-pad-sm { padding: 50px 0; }
    .hero-section { min-height: auto; padding: 80px 0 60px; }
    .hero-visual { margin-top: 3rem; }
    .hero-stats { justify-content: center; }
    .messaging-section { padding: 70px 0; }
    .messaging-cards-grid { grid-template-columns: repeat(3, 1fr); }
    .api-docs-layout { flex-direction: column; }
    .api-sidebar {
        width: 100%;
        position: relative;
        top: 0;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 1rem 0;
        overflow-y: visible;
        display: flex;
        flex-wrap: wrap;
        gap: 0;
    }
    .api-sidebar-link { padding: 0.4rem 1rem; border-left: none; border-bottom: 3px solid transparent; }
    .api-sidebar-link.active { border-bottom-color: var(--primary); border-left: none; }
    .api-content { padding: 1.5rem; }
    .floating-card { display: none; }
    .footer-main { padding: 60px 0 40px; }
}

@media (max-width: 767.98px) {
    .hero-title { font-size: clamp(1.8rem, 5vw, 2.4rem); }
    .section-title { font-size: clamp(1.5rem, 4vw, 1.9rem); }
    .section-subtitle { font-size: 1rem; }
    .hero-stats { gap: 1.5rem; }
    .hero-stat-value { font-size: 1.5rem; }
    .stats-section { padding: 60px 0; }
    .cta-section { padding: 70px 0; }
    .footer-main { padding: 50px 0 35px; }
    .pricing-card { padding: 2rem 1.5rem; }
    .page-hero { padding: 70px 0 45px; }
    .page-hero .hero-title { font-size: clamp(1.6rem, 4.5vw, 2.2rem); }
    .whatsapp-float { bottom: 16px; right: 16px; width: 48px; height: 48px; font-size: 1.4rem; }
    .messaging-section { padding: 60px 0; }
    .messaging-cards-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-card { padding: 1.5rem; }
    .feature-card { padding: 1.5rem; }
    .industry-card { padding: 1.25rem 1rem; }
    .industry-icon { width: 54px; height: 54px; font-size: 1.4rem; }
    .service-card { padding: 1.5rem 1.25rem; }
    .blog-card-image { height: 160px; }
    /* Footer: stack columns more predictably on small tablets */
    .footer-main .row > [class*="col-sm-6"] { flex: 0 0 50%; max-width: 50%; }
}

@media (max-width: 575.98px) {
    .hero-section { padding: 70px 0 50px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn-primary-zan,
    .hero-actions .btn-ghost-white { width: 100%; text-align: center; }
    .dashboard-metrics { grid-template-columns: repeat(3, 1fr); }
    .dashboard-title { font-size: 0.7rem; }
    .sms-text-title { font-size: 0.75rem; }
    .stats-section { padding: 50px 0; }
    .stats-section .col-6 { flex: 0 0 50%; max-width: 50%; }
    .messaging-cards-grid { grid-template-columns: repeat(2, 1fr); gap: 0.65rem; }
    .messaging-card { padding: 1.1rem 1rem; }
    .pricing-price { font-size: 2.4rem; }
    .footer-main .row > [class*="col-sm-6"] { flex: 0 0 100%; max-width: 100%; }
    .footer-main { padding: 40px 0 30px; }
    .section-pad { padding: 55px 0; }
}

@media (max-width: 430px) {
    .hero-title { font-size: 1.7rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-stat-value { font-size: 1.3rem; }
    .section-title { font-size: 1.4rem; }
    .messaging-cards-grid { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
    .messaging-card-icon { width: 40px; height: 40px; font-size: 1.1rem; }
    .sms-dashboard { padding: 1rem; }
    .industry-title { font-size: 0.9rem; }
    .industry-desc { display: none; }
}

@media (max-width: 375px) {
    .hero-title { font-size: 1.55rem; }
    .messaging-cards-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 1rem; }
    .hero-stat-value { font-size: 1.2rem; }
}

/* 5-column grid for industries (Bootstrap extension) */
@media (min-width: 992px) {
    .col-lg-2-4 { flex: 0 0 auto; width: 20%; }
}

/* ===================================================
   PREMIUM HOMEPAGE SECTIONS
   =================================================== */

/* === Features Section === */
.features-section {
    background: var(--white);
    position: relative;
    isolation: isolate;
    counter-reset: feat-num;
}
.features-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(29,78,216,.06) 1px, transparent 0);
    background-size: 28px 28px;
    pointer-events: none;
    z-index: -1;
}
.features-section .feature-card {
    counter-increment: feat-num;
    padding: 2.25rem 2rem;
    border-color: rgba(29,78,216,.09);
    box-shadow: 0 2px 12px rgba(15,23,42,.04);
}
.features-section .feature-card::after {
    content: counter(feat-num, decimal-leading-zero);
    position: absolute;
    bottom: 1rem;
    right: 1.25rem;
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.04em;
    color: rgba(29,78,216,.045);
    font-family: var(--font-heading);
    pointer-events: none;
    transition: color var(--transition);
}
.features-section .feature-card:hover {
    border-color: rgba(29,78,216,.22);
    box-shadow: 0 16px 48px rgba(29,78,216,.1), 0 4px 16px rgba(29,78,216,.06);
}
.features-section .feature-card:hover::after { color: rgba(29,78,216,.09); }
.features-section .feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    font-size: 1.65rem;
    border: 1px solid rgba(29,78,216,.1);
    margin-bottom: 1.5rem;
}

/* === Industries Section === */
.industries-section {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
    position: relative;
    isolation: isolate;
    overflow: hidden;
}
.industries-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -1;
}
.industries-section .section-title { color: #fff; }
.industries-section .section-subtitle { color: rgba(255,255,255,.62); }
.industries-section .section-badge {
    background: rgba(56,189,248,.12);
    border-color: rgba(56,189,248,.3);
    color: var(--accent);
}
.industries-section .industry-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    position: relative;
    overflow: hidden;
}
.industries-section .industry-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%; right: 20%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(56,189,248,.55), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.industries-section .industry-card:hover {
    background: rgba(255,255,255,.08);
    border-color: rgba(255,255,255,.15);
    box-shadow: 0 8px 32px rgba(0,0,0,.3);
    transform: translateY(-5px);
}
.industries-section .industry-card:hover::before { opacity: 1; }
.industries-section .industry-icon {
    border-radius: 14px;
    width: 60px;
    height: 60px;
    font-size: 1.65rem;
    border: 1px solid rgba(255,255,255,.18);
    filter: saturate(2) brightness(1.5);
    transition: all var(--transition);
}
.industries-section .industry-card:hover .industry-icon {
    transform: scale(1.12) translateY(-2px);
    filter: saturate(2.4) brightness(1.7) drop-shadow(0 0 8px currentColor);
}
.industries-section .industry-title { color: rgba(255,255,255,.9); }
.industries-section .industry-desc { color: rgba(255,255,255,.38); }

/* === Pricing Section === */
.pricing-section {
    background: #eef3ff;
    position: relative;
    overflow: hidden;
}
.pricing-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
    background-size: 200%;
    animation: pricingStripe 6s linear infinite;
}
@keyframes pricingStripe {
    0%   { background-position: 0%; }
    100% { background-position: 200%; }
}
.pricing-section .pricing-card { border-color: rgba(29,78,216,.12); }
.pricing-section .pricing-card:not(.featured):hover {
    border-color: var(--primary);
    box-shadow: 0 16px 48px rgba(29,78,216,.12);
    transform: translateY(-6px);
}
.pricing-section .pricing-card.featured {
    background: linear-gradient(160deg, #1D4ED8 0%, #1e3a8a 55%, #0f172a 100%);
    border-color: transparent;
    box-shadow: 0 24px 64px rgba(29,78,216,.4), 0 8px 24px rgba(29,78,216,.2);
}
.pricing-section .pricing-card.featured:hover {
    transform: translateY(-8px);
    box-shadow: 0 32px 80px rgba(29,78,216,.45), 0 12px 32px rgba(29,78,216,.25);
}
.pricing-section .pricing-card.featured .pricing-badge {
    background: rgba(56,189,248,.2);
    color: var(--accent);
}
.pricing-section .pricing-card.featured .pricing-name { color: rgba(255,255,255,.85); }
.pricing-section .pricing-card.featured .pricing-price { color: #fff; }
.pricing-section .pricing-card.featured .pricing-currency { color: rgba(255,255,255,.8); }
.pricing-section .pricing-card.featured .pricing-unit { color: rgba(255,255,255,.5); }
.pricing-section .pricing-card.featured .pricing-desc { color: rgba(255,255,255,.65); }
.pricing-section .pricing-card.featured .pricing-features li {
    color: rgba(255,255,255,.82);
    border-bottom-color: rgba(255,255,255,.08);
}
.pricing-section .pricing-card.featured .pricing-features .bi-check-circle-fill { color: var(--accent); }
.pricing-section .pricing-card.featured .btn-primary-zan {
    background: rgba(255,255,255,.14);
    border: 1.5px solid rgba(255,255,255,.28);
    box-shadow: none;
    color: #fff;
}
.pricing-section .pricing-card.featured .btn-primary-zan::before { display: none; }
.pricing-section .pricing-card.featured .btn-primary-zan:hover {
    background: rgba(255,255,255,.24);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,.2);
}

/* === About Page — Mission & Vision Dark Section === */
.about-mission-section {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
    position: relative;
    isolation: isolate;
    overflow: hidden;
}
.about-mission-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -1;
}
.about-mission-section .section-badge {
    background: rgba(56,189,248,.12);
    border-color: rgba(56,189,248,.3);
    color: var(--accent);
}
.about-mission-section .section-title { color: #fff; }
.about-mission-section .feature-card {
    background: rgba(255,255,255,.06);
    border-color: rgba(255,255,255,.1);
}
.about-mission-section .feature-card:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.18);
    box-shadow: 0 16px 48px rgba(0,0,0,.3);
}
.about-mission-section .feature-card::before { opacity: 0.35; }
.about-mission-section .feature-card:hover::before { opacity: 1; }
.about-mission-section .feature-icon {
    background: rgba(56,189,248,.15);
    color: var(--accent);
    border-color: rgba(56,189,248,.25);
}
.about-mission-section .feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    border-color: transparent;
}
.about-mission-section .feature-title { color: rgba(255,255,255,.9); }
.about-mission-section .feature-desc { color: rgba(255,255,255,.6); }

/* === Pricing Page — Plans section uses pricing-section from homepage === */
/* (no additional CSS needed — reuses .pricing-section) */

/* === Pricing Page — Calculator Dark Section === */
.calc-dark-section {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
    position: relative;
    isolation: isolate;
    overflow: hidden;
}
.calc-dark-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -1;
}
.calc-dark-section .section-badge {
    background: rgba(56,189,248,.12);
    border-color: rgba(56,189,248,.3);
    color: var(--accent);
}
.calc-dark-section .section-title { color: #fff; }
.calc-dark-section .text-muted { color: rgba(255,255,255,.62) !important; }
.calc-dark-section .calculator-card {
    box-shadow: 0 32px 80px rgba(0,0,0,.45), 0 8px 24px rgba(0,0,0,.25), 0 0 0 1px rgba(255,255,255,.07);
}

/* === Pricing Page — Volume Discounts Premium Table === */
.vol-discounts-section { background: var(--white); }
.pricing-vol-table {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(29,78,216,.1), 0 4px 16px rgba(29,78,216,.06);
    border: 1px solid rgba(29,78,216,.1);
}
.pricing-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
}
.pricing-table thead {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
}
.pricing-table thead th {
    color: rgba(255,255,255,.82);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .09em;
    padding: 1.25rem 1.75rem;
    text-align: center;
    border: none;
}
.pricing-table thead th:first-child { text-align: left; }
.pricing-table tbody tr {
    border-bottom: 1px solid rgba(29,78,216,.07);
    transition: background var(--transition);
}
.pricing-table tbody tr:last-child { border-bottom: none; }
.pricing-table tbody tr:hover { background: rgba(29,78,216,.04); }
.pricing-table tbody td {
    padding: 1.1rem 1.75rem;
    text-align: center;
    font-size: 0.95rem;
    color: var(--dark-2);
    border: none;
}
.vol-range {
    text-align: left !important;
    font-weight: 600;
    color: var(--dark) !important;
}
.vol-price {
    font-family: var(--font-heading);
    font-size: 1.15rem !important;
    font-weight: 800 !important;
    color: var(--primary) !important;
    letter-spacing: -0.02em;
}

/* === Dropdown — open on hover (desktop) === */
@media (min-width: 992px) {
    .navbar-main .nav-item.dropdown > .dropdown-menu {
        display: block !important;
        visibility: hidden;
        opacity: 0;
        transform: translateY(-8px);
        transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
        pointer-events: none;
        animation: none;
    }
    .navbar-main .nav-item.dropdown:hover > .dropdown-menu,
    .navbar-main .nav-item.dropdown > .dropdown-menu.show {
        visibility: visible;
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
}

/* === Service Detail Page — Section Treatments === */
.svc-usecases-section {
    background: linear-gradient(135deg, var(--dark) 0%, #1e3a8a 100%);
    position: relative;
    isolation: isolate;
    overflow: hidden;
}
.svc-usecases-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: -1;
}
.svc-usecases-section .section-badge {
    background: rgba(56,189,248,.12);
    border-color: rgba(56,189,248,.3);
    color: var(--accent);
}
.svc-usecases-section .section-title { color: #fff; }
.svc-usecases-section .text-muted { color: rgba(255,255,255,.62) !important; }
.svc-usecases-section .border {
    background: rgba(255,255,255,.07) !important;
    border-color: rgba(255,255,255,.13) !important;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.svc-usecases-section .border:hover {
    background: rgba(255,255,255,.12) !important;
    border-color: rgba(255,255,255,.22) !important;
    transform: translateY(-2px);
}
.svc-usecases-section .fw-semibold { color: rgba(255,255,255,.88); }
.svc-usecases-section .text-primary { color: var(--accent) !important; }

.svc-industries-section { background: #eef3ff; }

/* --- Reduced motion support --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}