/* ==========================================================================
   Nova Tecnologia — Design System v2.0 (Dark Tech Authority)
   Inspired by Trionn + CyberCrest: dark base, sharp geometry, blue glow
   ========================================================================== */

/* ------------------------------------------------------------------
   1. Custom Properties
------------------------------------------------------------------ */
:root {
    /* Brand */
    --color-brand-blue:       #006CFF;
    --color-brand-blue-dark:  #0055CC;
    --color-brand-cyan:       #28C7E8;
    --color-brand-cyan-light: #5ADAF2;

    /* Dark theme base */
    --color-bg:          #0A0F1E;
    --color-bg-alt:      #0F172A;
    --color-bg-card:     rgba(255, 255, 255, 0.035);
    --color-bg-footer:   #070C18;
    --color-white:       #FFFFFF;

    /* Text */
    --color-text:        rgba(255, 255, 255, 0.88);
    --color-text-muted:  rgba(255, 255, 255, 0.55);
    --color-text-subtle: rgba(255, 255, 255, 0.30);

    /* Borders */
    --color-border:         rgba(0, 108, 255, 0.18);
    --color-border-hover:   rgba(0, 108, 255, 0.65);
    --color-border-subtle:  rgba(255, 255, 255, 0.07);

    /* Legacy neutrals (kept for isolated uses) */
    --color-neutral-900: #111827;
    --color-neutral-800: #1F2937;
    --color-neutral-700: #374151;
    --color-neutral-500: #6B7280;
    --color-neutral-300: #D1D5DB;
    --color-neutral-100: #F3F4F6;
    --color-neutral-50:  #F9FAFB;

    /* Glow */
    --glow-blue: 0 0 0 1px rgba(0, 108, 255, 0.45), 0 4px 28px rgba(0, 108, 255, 0.25);
    --glow-cyan: 0 0 0 1px rgba(40, 199, 232, 0.45), 0 4px 20px rgba(40, 199, 232, 0.20);
    --shadow-blue: 0 4px 24px rgba(0, 108, 255, .35);

    /* Typography */
    --font-sans:         'Inter', system-ui, -apple-system, sans-serif;
    --font-size-xs:      0.75rem;
    --font-size-sm:      0.875rem;
    --font-size-base:    1rem;
    --font-size-lg:      1.125rem;
    --font-size-xl:      1.25rem;
    --font-size-2xl:     1.5rem;
    --font-size-3xl:     1.875rem;
    --font-size-4xl:     2.25rem;
    --font-size-hero:    clamp(2.2rem, 5.5vw, 3.8rem);
    --font-size-section: clamp(1.6rem, 3.2vw, 2.4rem);
    --line-height-tight: 1.2;
    --line-height-base:  1.65;

    /* Layout */
    --container-max: 1200px;
    --container-px:  clamp(1rem, 5vw, 2rem);
    --section-py:    clamp(70px, 9vw, 110px);

    /* Spacing */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Border radii — sharp tech aesthetic */
    --radius-sm:   2px;
    --radius-md:   4px;
    --radius-lg:   6px;
    --radius-xl:   10px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, .5);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, .6);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, .7);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 280ms ease;
    --transition-slow: 450ms ease;

    /* Header */
    --header-height: 72px;
}

/* ------------------------------------------------------------------
   2. Reset & Base
------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: var(--line-height-tight); }
p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }
address { font-style: normal; }

/* ------------------------------------------------------------------
   3. Utilities
------------------------------------------------------------------ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-px);
}

/* Eyebrow label above section titles */
.section-eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-brand-cyan);
    margin-bottom: var(--space-4);
    justify-content: center;
}

.section-eyebrow::before,
.section-eyebrow::after {
    content: '';
    display: inline-block;
    flex: 1;
    max-width: 32px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-brand-cyan));
}

.section-eyebrow::after {
    background: linear-gradient(90deg, var(--color-brand-cyan), transparent);
}

.section-eyebrow--left { justify-content: flex-start; }
.section-eyebrow--left::before { display: none; }

.section-title {
    font-size: var(--font-size-section);
    font-weight: 800;
    color: var(--color-white);
    text-align: center;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.section-title--left { text-align: left; }

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
    text-align: center;
    max-width: 620px;
    margin-inline: auto;
    margin-bottom: var(--space-12);
    line-height: 1.7;
}

/* Wave dividers between sections */
.nt-wave {
    overflow: hidden;
    line-height: 0;
    height: 50px;
    margin-bottom: -1px;
    position: relative;
    z-index: 1;
}

.nt-wave svg {
    display: block;
    width: 100%;
    height: 50px;
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.08s; }
.reveal--delay-2 { transition-delay: 0.16s; }
.reveal--delay-3 { transition-delay: 0.24s; }
.reveal--delay-4 { transition-delay: 0.32s; }
.reveal--delay-5 { transition-delay: 0.40s; }
.reveal--delay-6 { transition-delay: 0.48s; }
.reveal--delay-7 { transition-delay: 0.56s; }
.reveal--delay-8 { transition-delay: 0.64s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* ------------------------------------------------------------------
   4. Buttons
------------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    border: 2px solid transparent;
    transition: background-color var(--transition-fast),
                border-color var(--transition-fast),
                color var(--transition-fast),
                box-shadow var(--transition-fast),
                transform var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
}

.btn:focus-visible {
    outline: 3px solid var(--color-brand-cyan);
    outline-offset: 3px;
}

.btn:active { transform: translateY(1px); }

.btn--primary {
    background-color: var(--color-brand-blue);
    color: var(--color-white);
    border-color: var(--color-brand-blue);
}

.btn--primary:hover {
    background-color: var(--color-brand-blue-dark);
    border-color: var(--color-brand-blue-dark);
    box-shadow: var(--glow-blue);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.35);
}

.btn--ghost:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.65);
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: var(--font-size-lg);
}

/* ------------------------------------------------------------------
   5. Header
------------------------------------------------------------------ */
.nt-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: background-color var(--transition-base),
                box-shadow var(--transition-base),
                border-color var(--transition-base);
    border-bottom: 1px solid transparent;
}

.nt-header.is-scrolled {
    background-color: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom-color: var(--color-border);
}

.nt-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nt-header__logo img { height: 44px; width: auto; }

/* Nav */
.nt-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nt-nav__link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255, 255, 255, 0.70);
    padding-block: var(--space-2);
    transition: color var(--transition-fast);
    position: relative;
}

.nt-nav__link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-brand-blue), var(--color-brand-cyan));
    transform: scaleX(0);
    transition: transform var(--transition-base);
    transform-origin: left center;
}

.nt-nav__link:hover,
.nt-nav__link.is-active { color: var(--color-white); }

.nt-nav__link:hover::after,
.nt-nav__link.is-active::after { transform: scaleX(1); }

.nt-nav__link--cta {
    background-color: var(--color-brand-blue);
    color: var(--color-white) !important;
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
}

.nt-nav__link--cta::after { display: none; }

.nt-nav__link--cta:hover {
    background-color: transparent;
    border-color: var(--color-brand-blue);
    color: var(--color-brand-cyan) !important;
    box-shadow: var(--glow-blue);
}

/* Hamburger */
.nt-header__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.nt-header__toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    border-radius: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

@media (max-width: 768px) {
    .nt-header__toggle { display: flex; }

    .nt-nav {
        position: fixed;
        top: var(--header-height);
        left: 0; right: 0;
        background-color: rgba(10, 15, 30, 0.97);
        backdrop-filter: blur(12px);
        padding: var(--space-6);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-110%);
        opacity: 0;
        transition: transform var(--transition-base), opacity var(--transition-base);
        pointer-events: none;
    }

    .nt-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nt-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }

    .nt-nav__link--cta { width: 100%; justify-content: center; text-align: center; }
}

/* ------------------------------------------------------------------
   6. Hero
------------------------------------------------------------------ */
.nt-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
    background-color: var(--color-bg);
}

.nt-hero__bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

/* Tech grid overlay */
.nt-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 108, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 108, 255, 0.06) 1px, transparent 1px);
    background-size: 44px 44px;
    z-index: 1;
    pointer-events: none;
}

.nt-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 8, 20, 0.90) 0%,
        rgba(0, 85, 204, 0.45) 55%,
        rgba(5, 8, 20, 0.72) 100%
    );
    z-index: 2;
}

/* Right-side radial glow */
.nt-hero__glow {
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(0, 108, 255, 0.18) 0%, transparent 65%);
    right: -150px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    pointer-events: none;
}

.nt-hero__content {
    position: relative;
    z-index: 3;
    color: var(--color-white);
    max-width: 800px;
    padding-block: var(--space-20);
}

/* Hero badge label */
.nt-hero__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-brand-cyan);
    margin-bottom: var(--space-6);
    padding: 0.35rem var(--space-4);
    border: 1px solid rgba(40, 199, 232, 0.30);
    border-radius: var(--radius-full);
    background: rgba(40, 199, 232, 0.07);
}

.nt-hero__title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
}

.nt-hero__title-accent {
    color: var(--color-brand-cyan);
}

.nt-hero__subtitle {
    font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-xl));
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: var(--space-10);
    line-height: 1.65;
    max-width: 520px;
}

.nt-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

/* ------------------------------------------------------------------
   7. Partners
------------------------------------------------------------------ */
.nt-partners {
    padding-block: var(--section-py);
    background-color: var(--color-bg-alt);
}

.nt-partners__swiper { margin-top: var(--space-10); }

.nt-partners__slide {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-8);
}

.nt-partners__slide img {
    height: 52px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    filter: grayscale(100%) brightness(1.8);
    opacity: 0.40;
    transition: filter var(--transition-base), opacity var(--transition-base);
}

.nt-partners__slide:hover img {
    filter: grayscale(0%) brightness(1);
    opacity: 1;
}

.swiper-button-prev,
.swiper-button-next { color: var(--color-brand-cyan) !important; }

/* ------------------------------------------------------------------
   8. Services
------------------------------------------------------------------ */
.nt-services {
    padding-block: var(--section-py);
    background-color: var(--color-bg);
    background-image: radial-gradient(rgba(0, 108, 255, 0.10) 1px, transparent 1px);
    background-size: 28px 28px;
}

.nt-services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-12);
}

.nt-service-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: border-color var(--transition-base),
                box-shadow var(--transition-base),
                transform var(--transition-base),
                background-color var(--transition-base);
}

.nt-service-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-blue);
    transform: translateY(-4px);
    background-color: rgba(0, 108, 255, 0.06);
}

.nt-service-card__icon {
    width: 48px;
    height: 48px;
    background-color: rgba(0, 108, 255, 0.12);
    border: 1px solid rgba(0, 108, 255, 0.25);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
    color: var(--color-brand-cyan);
    transition: box-shadow var(--transition-base);
}

.nt-service-card:hover .nt-service-card__icon {
    box-shadow: 0 0 14px rgba(40, 199, 232, 0.30);
}

.nt-service-card__icon svg { width: 24px; height: 24px; }

.nt-service-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-3);
}

.nt-service-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-bottom: 0;
}

/* ------------------------------------------------------------------
   9. About
------------------------------------------------------------------ */
.nt-about {
    padding-block: var(--section-py);
    background-color: var(--color-bg-alt);
}

.nt-about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.nt-about__content p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-5);
    line-height: 1.75;
}

.nt-about__content .section-title { margin-bottom: var(--space-6); }
.nt-about__content .btn { margin-top: var(--space-4); }

.nt-about__image img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--glow-blue);
}

@media (max-width: 768px) {
    .nt-about__inner { grid-template-columns: 1fr; gap: var(--space-8); }
    .nt-about__image { order: -1; }
    .nt-about__image img { height: 280px; }
}

/* ------------------------------------------------------------------
   10. Numbers
------------------------------------------------------------------ */
.nt-numbers {
    padding-block: var(--section-py);
    background: linear-gradient(135deg, #0A0F1E 0%, #001A4D 45%, #0055CC 100%);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.nt-numbers::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.nt-numbers .section-eyebrow,
.nt-numbers .section-title { position: relative; z-index: 1; }
.nt-numbers .section-title { color: var(--color-white); }

.nt-numbers__grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-16);
    margin-top: var(--space-12);
    position: relative;
    z-index: 1;
}

.nt-stat { text-align: center; min-width: 160px; }

.nt-stat__value {
    display: block;
    font-size: clamp(2.8rem, 5.5vw, 4.2rem);
    font-weight: 800;
    color: var(--color-brand-cyan);
    line-height: 1;
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.nt-stat__label {
    display: block;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.65);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ------------------------------------------------------------------
   11. Differentials (Por que nos escolher)
------------------------------------------------------------------ */
.nt-testimonials {
    padding-block: var(--section-py);
    background-color: var(--color-bg);
    background-image: radial-gradient(rgba(0, 108, 255, 0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

.nt-testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-12);
}

.nt-differential-card {
    text-align: center;
    padding: var(--space-10) var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    transition: border-color var(--transition-base),
                box-shadow var(--transition-base),
                transform var(--transition-base);
}

.nt-differential-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-blue);
    transform: translateY(-4px);
}

.nt-differential-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(0, 108, 255, 0.18), rgba(40, 199, 232, 0.18));
    border: 1px solid rgba(40, 199, 232, 0.25);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-5);
    color: var(--color-brand-cyan);
    transition: box-shadow var(--transition-base);
}

.nt-differential-card:hover .nt-differential-card__icon {
    box-shadow: 0 0 16px rgba(40, 199, 232, 0.30);
}

.nt-differential-card__icon svg { width: 28px; height: 28px; }

.nt-differential-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-3);
}

.nt-differential-card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.70;
    margin-bottom: 0;
}

/* ------------------------------------------------------------------
   12. Contact
------------------------------------------------------------------ */
.nt-contact {
    padding-block: var(--section-py);
    background-color: var(--color-bg-alt);
}

.nt-contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-16);
    margin-top: var(--space-12);
    align-items: start;
}

.nt-contact__block { margin-bottom: var(--space-8); }
.nt-contact__block:last-child { margin-bottom: 0; }

.nt-contact__block-title {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-brand-cyan);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.nt-contact__list li + li { margin-top: var(--space-3); }
.nt-contact__list a {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}
.nt-contact__list a:hover { color: var(--color-brand-cyan); }

.nt-contact__hours dt {
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--space-3);
    font-size: var(--font-size-sm);
}

.nt-contact__hours dd {
    color: var(--color-text-muted);
    margin: 0;
    font-size: var(--font-size-sm);
}

address {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.75;
}

@media (max-width: 768px) {
    .nt-contact__grid { grid-template-columns: 1fr; gap: var(--space-8); }
}

/* ------------------------------------------------------------------
   13. Footer
------------------------------------------------------------------ */
.nt-footer {
    background-color: var(--color-bg-footer);
    color: rgba(255, 255, 255, 0.65);
    padding-block: var(--space-16) var(--space-8);
    border-top: 1px solid var(--color-border-subtle);
}

.nt-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.4fr;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
}

.nt-footer__brand img { margin-bottom: var(--space-4); }
.nt-footer__brand p {
    font-size: var(--font-size-sm);
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.45);
}

.nt-footer__heading {
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.10em;
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.nt-footer__list li + li { margin-top: var(--space-2); }
.nt-footer__list a {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.45);
    transition: color var(--transition-fast);
}
.nt-footer__list a:hover { color: var(--color-brand-cyan); }

.nt-footer__address, .nt-footer__hours {
    font-size: var(--font-size-sm);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.45);
}

.nt-footer__hours { margin-top: var(--space-4); }

.nt-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding-top: var(--space-6);
    text-align: center;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.28);
}

@media (max-width: 1024px) {
    .nt-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
    .nt-footer__grid { grid-template-columns: 1fr; }
}

/* ------------------------------------------------------------------
   14. WhatsApp Floating Button
------------------------------------------------------------------ */
.nt-whatsapp-btn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nt-whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.65);
}

/* ------------------------------------------------------------------
   15. CF7 Dark Theme
------------------------------------------------------------------ */
.wpcf7-form { width: 100%; }
.wpcf7-form p { margin-bottom: var(--space-4); }

.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: rgba(255, 255, 255, 0.04);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.wpcf7-form input[type="text"]::placeholder,
.wpcf7-form input[type="email"]::placeholder,
.wpcf7-form input[type="tel"]::placeholder,
.wpcf7-form textarea::placeholder {
    color: var(--color-text-subtle);
}

.wpcf7-form input:focus,
.wpcf7-form textarea:focus {
    border-color: var(--color-brand-blue);
    box-shadow: 0 0 0 3px rgba(0, 108, 255, 0.15);
    background-color: rgba(0, 108, 255, 0.04);
}

.wpcf7-form textarea { min-height: 140px; resize: vertical; }

.wpcf7-form input[type="submit"] {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-brand-blue);
    color: var(--color-white);
    border: 2px solid var(--color-brand-blue);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.03em;
    transition: background-color var(--transition-fast),
                box-shadow var(--transition-fast),
                border-color var(--transition-fast),
                color var(--transition-fast);
}

.wpcf7-form input[type="submit"]:hover {
    background-color: transparent;
    border-color: var(--color-brand-blue);
    color: var(--color-brand-cyan);
    box-shadow: var(--glow-blue);
}

.nt-contact__cf7-placeholder {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    padding: var(--space-8);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    text-align: center;
}