/* ─── Custom Properties ─────────────────────────────── */
:root {
    /* ── Typography / layout ── */
    --font-base: 'Inter', 'Segoe UI', system-ui, sans-serif;
    --max-width: 1200px;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* ── Backgrounds ── */
    --color-bg-base: #070b14;
    --color-bg-soft: #0d1322;
    --color-bg-panel: #0e1628;
    --color-bg-card: rgba(17, 25, 43, .88);
    --color-bg-card-strong: rgba(22, 33, 56, .96);
    --color-bg-surface: rgba(255, 255, 255, .03);
    --color-bg-surface-mid: rgba(255, 255, 255, .06);

    /* ── Text ── */
    --color-text-base: #f5f7fb;
    --color-text-sub: #f5f7fbbf;
    --color-text-muted: #aeb9cf;
    --color-text-on-dark: #f8fbff;

    /* ── Accent palette ── */
    --color-blue: #67b8ff;
    --color-blue-deep: #2d7fff;
    --color-purple: #8a5cff;
    --color-purple-soft: #8a7dff;
    --color-cyan: #29d7ff;
    --color-gold: #e2c37a;
    --color-gold-soft: #f4c46c;

    /* ── Borders ── */
    --border-subtle: rgba(255, 255, 255, .06);
    --border-soft: rgba(255, 255, 255, .10);
    --border-mid: rgba(255, 255, 255, .16);
    --border-strong: rgba(255, 255, 255, .26);
    --border-accent: rgba(103, 184, 255, .35);
    --border-accent-strong: rgba(95, 137, 255, .34);
    --border-gold: rgba(226, 195, 122, .65);

    /* ── Radius scale ── */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 26px;
    --radius-pill: 999px;

    /* ── Shadows ── */
    --shadow-sm: 0 8px 24px rgba(0, 0, 0, .28);
    --shadow-md: 0 14px 35px rgba(0, 0, 0, .35);
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, .45);
    --shadow-accent: 0 10px 26px rgba(45, 127, 255, .35);
    --shadow-gold: 0 0 40px rgba(226, 195, 122, .15);

    /* ── Spacing scale ── */
    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 20px;
    --space-lg: 28px;
    --space-xl: 40px;
    --space-2xl: clamp(56px, 8vw, 96px);

    /* ── Button ── */
    --btn-height-sm: 44px;
    --btn-height-md: 52px;
    --btn-height-lg: 60px;
    --btn-font-size: 1rem;
    --btn-radius: var(--radius-pill);

    /* ── Card 3-D scene ── */
    --sample-card-width: 200px;
    --sample-card-height: 300px;
    --thickness: 4px;
    --spin-duration: 12s;
    --shine-speed: 2.6s;

    /* section padding */
    --section-padding: clamp(56px, 8vw, 96px);
}

/* ═══════════════════════════════════════════════════════════════
   Smart NFC – Contact Us  |  smart-nfc-contact.css
   ═══════════════════════════════════════════════════════════════ */

/* ─── Reset / Base ─────────────────────────────────────────── */
.nfc-contact-page *,
.nfc-contact-page *::before,
.nfc-contact-page *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.nfc-contact-page {
    font-family: var(--font-base);
    color: var(--color-text-base);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    grid-column: 12 span;
}

.contact-hero,
.contact-info,
.contact-bulk {
    padding: 80px 0;
}

/* ═══════════════════════════════════════════════════════════════
   1. HERO
   ═══════════════════════════════════════════════════════════════ */
.contact-hero {
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.contact-hero__bg-glow {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.contact-hero__container {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.contact-hero__title {
    font-size: clamp(2.7rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--color-text-on-dark);
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.contact-hero__brand {
    background: linear-gradient(90deg, var(--color-gold-soft), var(--color-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-hero__desc {
    font-size: 1.05rem;
    color: var(--color-text-sub);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.8;
}

.hca-hero__eyebrow {
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 20px;
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-gold-soft);
    border-radius: var(--radius-pill);
}

.hca-btn--primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    color: var(--color-text-on-dark);
    border-radius: var(--btn-radius);
    background: linear-gradient(95deg, var(--color-blue-deep) 0%, var(--color-purple-soft) 100%);
    box-shadow: var(--shadow-accent), inset 0 0 0 1px rgba(255, 255, 255, .22);
    text-align: center;
    justify-content: center;
}

.hca-btn__icon {
    width: 20px;
    height: 20px;
}

.hca-card-wrapper__glow {
    position: absolute;
    background: radial-gradient(ellipse, rgba(226, 195, 122, 0.18) 0%, transparent 70%);
    pointer-events: none;
    filter: blur(20px);
    animation: hca-pulse-glow 4s ease-in-out infinite;
}

@keyframes hca-pulse-glow {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

/* ── Hero visual / 3-D card scene ─── */
.contact-hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card-scene {
    position: relative;
    animation: hca-float 6s ease-in-out infinite;
}

.hero-card-scene__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
}

.hero-card-scene__glow--blue {
    width: 240px;
    height: 240px;
    top: -40px;
    left: 20px;
    background: rgba(45, 127, 255, .28);
}

.hero-card-scene__glow--purple {
    width: 180px;
    height: 180px;
    bottom: 0;
    right: 10px;
    background: rgba(138, 92, 255, .22);
}

.hero-card-scene__card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -55%) rotate(-8deg);
    width: 200px;
    height: 125px;
    background: linear-gradient(135deg, #1a2540 0%, #0d1628 60%, #12203a 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-accent);
    box-shadow: var(--shadow-lg), 0 0 40px rgba(45, 127, 255, .22);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 14px 16px;
    overflow: hidden;
    animation: cardFloat 5s ease-in-out infinite;
}

@keyframes cardFloat {

    0%,
    100% {
        transform: translate(-50%, -55%) rotate(-8deg) translateY(0);
    }

    50% {
        transform: translate(-50%, -55%) rotate(-8deg) translateY(-10px);
    }
}

@keyframes hca-float {

    0%,
    100% {
        transform: rotateX(8deg) rotateY(-12deg) translateY(0);
    }

    33% {
        transform: rotateX(4deg) rotateY(-6deg) translateY(-12px);
    }

    66% {
        transform: rotateX(10deg) rotateY(-16deg) translateY(-6px);
    }
}

.hca-hero__actions {
    padding: 0 10px;
}

.hero-card__chip {
    width: 32px;
    height: 24px;
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-soft) 100%);
    border-radius: 4px;
    opacity: .85;
}

.hero-card__nfc-icon {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 22px;
    height: 22px;
    color: var(--color-gold-soft);
    opacity: .9;
}

.hero-card__nfc-icon svg {
    width: 100%;
    height: 100%;
}

.hero-card__label {
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--color-text-on-dark);
    text-transform: uppercase;
}

.hero-card__shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, .08) 0%,
            rgba(255, 255, 255, 0) 50%,
            rgba(255, 255, 255, .04) 100%);
    pointer-events: none;
}

/* QR code placeholder */
.hero-card-scene__qr {
    position: absolute;
    bottom: 20px;
    right: 10px;
    width: 90px;
    height: 90px;
}

.qr-placeholder {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.qr-placeholder__corner {
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2.5px solid var(--color-gold-soft);
}

.qr-placeholder__corner--tl {
    top: 8px;
    left: 8px;
    border-right: none;
    border-bottom: none;
}

.qr-placeholder__corner--tr {
    top: 8px;
    right: 8px;
    border-left: none;
    border-bottom: none;
}

.qr-placeholder__corner--bl {
    bottom: 8px;
    left: 8px;
    border-right: none;
    border-top: none;
}

.qr-placeholder__dots {
    position: absolute;
    inset: 18px;
    background-image:
        repeating-linear-gradient(0deg,
            rgba(255, 255, 255, .15) 0px,
            rgba(255, 255, 255, .15) 2px,
            transparent 2px,
            transparent 8px),
        repeating-linear-gradient(90deg,
            rgba(255, 255, 255, .15) 0px,
            rgba(255, 255, 255, .15) 2px,
            transparent 2px,
            transparent 8px);
}

/* Floating nodes */
.hero-card-scene__nodes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.node {
    position: absolute;
    border-radius: 50%;
    background: var(--color-gold);
    opacity: .6;
    animation: nodePulse 3s ease-in-out infinite;
}

.node--1 {
    width: 8px;
    height: 8px;
    top: 8%;
    left: 5%;
    animation-delay: 0s;
}

.node--2 {
    width: 6px;
    height: 6px;
    top: 20%;
    right: 8%;
    animation-delay: .6s;
    background: var(--color-gold-soft);
}

.node--3 {
    width: 10px;
    height: 10px;
    bottom: 15%;
    left: 15%;
    animation-delay: 1.2s;
    background: var(--color-purple-soft);
}

.node--4 {
    width: 5px;
    height: 5px;
    bottom: 8%;
    right: 20%;
    animation-delay: .4s;
}

.node--5 {
    width: 7px;
    height: 7px;
    top: 45%;
    left: 2%;
    animation-delay: .9s;
    background: var(--color-gold-soft);
}

@keyframes nodePulse {

    0%,
    100% {
        transform: scale(1);
        opacity: .6;
    }

    50% {
        transform: scale(1.5);
        opacity: 1;
    }
}

/* ═══════════════════════════════════════════════════════════════
   2. CONTACT INFO CARDS
   ═══════════════════════════════════════════════════════════════ */

.contact-info__container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.contact-info__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

/* ── Info Card ─── */
.cinfo-card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 36px;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color var(--transition-base),
        transform var(--transition-base),
        box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}

.cinfo-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(226, 195, 122, 0.04) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.cinfo-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md), var(--shadow-gold);
}

.cinfo-card:hover::before {
    opacity: 1;
}

.cinfo-card__icons {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.cinfo-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--color-bg-surface-mid);
    color: var(--color-gold);
    transition: background var(--transition-base), border-color var(--transition-base);
}

.cinfo-card__icon svg {
    width: 18px;
    height: 18px;
}

.cinfo-card__icon--phone {
    color: var(--color-gold);
}

.cinfo-card__icon--headset {
    color: var(--color-gold-soft);
}

.cinfo-card__icon--email {
    color: var(--color-gold);
}

.cinfo-card__icon--bulb {
    color: var(--color-gold-soft);
}

.cinfo-card__icon--office {
    color: var(--color-gold);
}

.cinfo-card:hover .cinfo-card__icon {
    background: #f4c46c2f;
    border-color: var(--color-gold-soft);
}

.cinfo-card__title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-on-dark);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.cinfo-card__line {
    font-size: .98rem;
    font-weight: 500;
    color: var(--color-text-base);
    line-height: 1.6;
}

.cinfo-card__sub {
    font-size: .85rem;
    color: var(--color-text-muted);
}

/* ── Phone list ─── */
.cinfo-card__phone-list {
    list-style: none;
    margin: 0 0 8px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cinfo-card__phone-item {
    display: flex;
    justify-content: space-between;
    gap: 2px;
}

.cinfo-card__phone-name {
    font-size: clamp(1rem, 1.8vw, 1rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-base);
}

.cinfo-card__phone-link {
    font-size: clamp(1rem, 1.8vw, 1rem);
    font-weight: 600;
    color: var(--color-gold-soft);
    text-decoration: none;
    transition: color var(--transition-base);
}

.cinfo-card__phone-link:hover {
    color: var(--color-blue-deep);
    text-decoration: underline;
}

/* ── Email list ─── */
.cinfo-card__email-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cinfo-card__email-item {
    display: flex;
    justify-content: space-between;
    gap: 2px;
}

.cinfo-card__email-name {
    font-size: clamp(1rem, 1.8vw, 1rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-base);
}

.cinfo-card__email-link {
    font-size: clamp(1rem, 1.8vw, 1rem);
    font-weight: 500;
    color: var(--color-gold-soft);
    text-decoration: none;
    transition: color var(--transition-base);
}

.cinfo-card__email-link:hover {
    color: var(--color-blue-deep);
    text-decoration: underline;
}

/* ═══════════════════════════════════════════════════════════════
   3. BULK ORDERS & CONSULTATION
   ═══════════════════════════════════════════════════════════════ */
.contact-bulk {
    position: relative;
    overflow: hidden;
}

.contact-bulk::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(45, 127, 255, .08) 0%, transparent 70%);
    pointer-events: none;
}

.contact-bulk__container {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
}

.contact-bulk__title {
    font-size: clamp(1.7rem, 3.5vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-text-on-dark);
    margin-bottom: var(--space-xl);
}

.contact-bulk__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    text-align: left;
    margin-bottom: var(--space-xl);
}

/* ── Bulk Card ─── */
.bulk-card {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: border-color var(--transition-base),
        transform var(--transition-base),
        box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}

.bulk-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md), var(--shadow-gold);
}

.bulk-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-soft);
    background: var(--color-bg-surface-mid);
    color: var(--color-gold);
    margin-bottom: var(--space-xs);
    transition: background var(--transition-base), border-color var(--transition-base);
}

.bulk-card__icon svg {
    width: 22px;
    height: 22px;
}

.bulk-card:hover .bulk-card__icon {
    background: #f4c46c2f;
    border-color: var(--color-gold-soft);
    color: var(--color-gold-soft);
}

.bulk-card__title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-base);
    text-align: right;
}

.bulk-card__desc {
    font-size: clamp(1rem, 1.8vw, 1rem);
    color: var(--color-text-base);
    line-height: 1.65;
    text-align: right;
}

/* ── CTA Button ─── */
.contact-bulk__cta {
    display: flex;
    justify-content: center;
    margin-top: var(--space-lg);
}

.btn-request {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: var(--btn-height-md);
    padding: 0 var(--space-xl);
    border-radius: var(--btn-radius);
    background: linear-gradient(90deg, var(--color-gold-soft) 0%, var(--color-blue-deep) 100%);
    color: #fff;
    font-size: var(--btn-font-size);
    font-weight: 700;
    font-family: var(--font-base);
    letter-spacing: .02em;
    text-decoration: none;
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-accent);
    transition: transform var(--transition-base),
        box-shadow var(--transition-base),
        filter var(--transition-base);
}

.btn-request:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 14px 36px rgba(41, 215, 255, .38);
    filter: brightness(1.1);
    color: #fff;
    text-decoration: none;
}

.btn-request:active {
    transform: scale(.98);
}

/* ═══════════════════════════════════════════════════════════════
   5. RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {

    .contact-info__grid,
    .contact-bulk__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {

    .contact-hero,
    .contact-info,
    .contact-bulk {
        padding: 30px 0;
    }

    .contact-hero__container {
        grid-template-columns: 1fr;
        text-align: right;
        padding: 0 10px;
    }

    .contact-bulk__container,
    .contact-info__container {
        padding: 0 10px;
    }

    .contact-hero__desc {
        max-width: 100%;
    }

    .contact-hero__visual {
        display: none;
    }

    .contact-info__grid,
    .contact-bulk__grid {
        grid-template-columns: 1fr;
    }

    .nfc-form__row--2col {
        grid-template-columns: 1fr;
    }

    .nfc-form__footer {
        justify-content: stretch;
    }

    .nfc-form__submit {
        width: 100%;
    }
}

@media (max-width: 480px) {

    .cinfo-card,
    .bulk-card {
        padding: var(--space-lg) var(--space-md);
    }
}