/* =============================================
   T-PLATFORM — GROUND-UP RECONSTRUCTION
   Fonts: Inter (body) + Playfair Display (accents)
   Palette: Pure black/white with controlled greys
   ============================================= */

/* ---------- VARIABLES ---------- */
:root {
    --black: #060606;
    --white: #f5f5f5;
    --grey-1: #999;
    --grey-2: #444;
    --grey-3: #1a1a1a;
    --grey-4: #111;
    --border: rgba(255, 255, 255, .08);
    --nav-bg: rgba(6, 6, 6, .85);
    --ease: cubic-bezier(.22, 1, .36, 1);
    --font: 'Inter', sans-serif;
    --serif: 'Playfair Display', serif;
}

/* ---------- LIGHT MODE ---------- */
[data-theme="light"] {
    --black: #ffffff;
    --white: #111111;
    --grey-1: #555;
    --grey-2: #aaa;
    --grey-3: #f0f0f0;
    --grey-4: #f7f7f7;
    --border: rgba(0, 0, 0, .08);
    --nav-bg: rgba(255, 255, 255, .9);
}

/* ---------- RESET ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

::selection {
    background: var(--white);
    color: var(--black);
}

img,
video {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ---------- UTILITY ---------- */
.wrap {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 clamp(24px, 6vw, 80px);
}

.section {
    padding: clamp(80px, 12vw, 180px) 0;
}

.section--dark {
    background: var(--grey-4);
}

.label {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--grey-1);
    margin-bottom: 1.5rem;
}

.heading {
    font-family: var(--font);
    font-weight: 600;
    font-size: clamp(2rem, 5vw, 3.8rem);
    line-height: 1.15;
    letter-spacing: -.03em;
}

.heading em {
    font-family: var(--serif);
    font-weight: 400;
    font-style: italic;
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border: 1px solid var(--white);
    background: var(--white);
    color: var(--black);
    font-family: var(--font);
    font-weight: 600;
    font-size: .85rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    border-radius: 0;
    cursor: pointer;
    transition: transform .5s var(--ease), box-shadow .5s var(--ease), background .4s var(--ease), color .4s var(--ease);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 255, 255, .12);
}

.btn--outline {
    background: transparent;
    color: var(--white);
}

.btn--outline:hover {
    background: var(--white);
    color: var(--black);
}

/* ---------- NAVIGATION ---------- */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0 clamp(24px, 5vw, 60px);
    height: 80px;
    display: flex;
    align-items: center;
    transition: background .6s var(--ease), backdrop-filter .6s var(--ease), transform .4s var(--ease);
}

nav.scrolled {
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

nav.nav--hidden {
    transform: translateY(-100%);
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.nav-logo img {
    height: 36px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--grey-1);
    transition: color .3s;
}

.nav-links a:hover {
    color: var(--white);
}

.nav-cta {
    padding: 10px 24px !important;
    border: 1px solid var(--grey-2) !important;
    color: var(--white) !important;
    transition: border-color .3s, background .3s !important;
}

.nav-cta:hover {
    border-color: var(--white) !important;
    background: rgba(255, 255, 255, .06) !important;
}

/* ---------- HERO ---------- */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__video-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__video-wrap video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(1) contrast(1.1);
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero__video-wrap video.video-loaded {
    opacity: .5;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(6, 6, 6, .3) 0%, rgba(6, 6, 6, .7) 100%);
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
    padding: 0 24px;
}

.hero__tag {
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--grey-1);
    margin-bottom: 2rem;
}

.hero__title {
    font-family: var(--font);
    font-weight: 700;
    font-size: clamp(2.8rem, 7.5vw, 6rem);
    line-height: 1.05;
    letter-spacing: -.04em;
    margin-bottom: 1.5rem;
}

.hero__title em {
    font-family: var(--serif);
    font-weight: 400;
    font-style: italic;
}

.hero__sub {
    font-size: clamp(.95rem, 1.8vw, 1.2rem);
    color: var(--grey-1);
    max-width: 540px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

/* ---------- ABOUT (SPLIT) ---------- */
.split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

@media (min-width: 860px) {
    .split {
        grid-template-columns: 1fr 1fr;
        gap: 6rem;
    }
}

.split__right p {
    color: var(--grey-1);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.split__right strong {
    color: var(--white);
    font-weight: 600;
}

/* ---------- SERVICES ---------- */
.section__header {
    margin-bottom: clamp(48px, 6vw, 80px);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}

@media (min-width: 700px) {
    .services-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

.svc {
    padding: clamp(32px, 4vw, 56px);
    background: var(--grey-4);
    display: flex;
    flex-direction: column;
    transition: background .5s var(--ease);
}

.svc:hover {
    background: var(--grey-3);
}

.svc__num {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .15em;
    color: var(--grey-2);
    margin-bottom: 2rem;
}

.svc__title {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.svc__desc {
    color: var(--grey-1);
    font-size: .95rem;
    line-height: 1.8;
    flex-grow: 1;
}

.svc__arrow {
    margin-top: 2rem;
    font-size: 1.4rem;
    color: var(--grey-2);
    transition: color .3s, transform .4s var(--ease);
}

.svc:hover .svc__arrow {
    color: var(--white);
    transform: translateX(8px);
}

/* ---------- GLOBAL NETWORK ---------- */
.network-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
}

.node {
    background: var(--grey-4);
    border: 1px solid var(--border);
    padding: 28px 20px;
    text-align: center;
    transition: border-color .4s var(--ease), transform .5s var(--ease);
}

.node:hover {
    border-color: rgba(255, 255, 255, .25);
    transform: translateY(-4px);
}

.node--hq {
    border-color: rgba(255, 255, 255, .2);
}

.node__flag {
    font-size: 2rem;
    display: block;
    margin-bottom: 12px;
}

.node__name {
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .04em;
    display: block;
}

.node__tag {
    display: inline-block;
    margin-top: 8px;
    font-size: .6rem;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
    padding: 2px 10px;
    border: 1px solid rgba(255, 255, 255, .2);
    color: var(--grey-1);
}

/* ---------- CTA STRIP ---------- */
.cta-strip {
    text-align: center;
    padding: clamp(80px, 10vw, 160px) 0;
    background: var(--black);
    border-top: 1px solid var(--border);
}

.cta-strip .heading {
    margin-bottom: 2rem;
}

/* ---------- FOOTER ---------- */
.footer {
    border-top: 1px solid var(--border);
    background: var(--grey-4);
    padding: clamp(60px, 8vw, 100px) 0 40px;
}

.footer__top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

@media (min-width: 700px) {
    .footer__top {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer__logo {
    height: 32px;
    margin-bottom: 1.2rem;
    opacity: .7;
}

.footer__brand p {
    color: var(--grey-1);
    font-size: .9rem;
    line-height: 1.8;
}

.footer__col h4 {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--grey-1);
    margin-bottom: 1.2rem;
}

.footer__col ul {
    display: flex;
    flex-direction: column;
    gap: .8rem;
}

.footer__col a {
    font-size: .9rem;
    color: var(--grey-1);
    transition: color .3s;
}

.footer__col a:hover {
    color: var(--white);
}

.socials {
    display: flex;
    gap: 12px;
}

.socials a {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--grey-1);
    transition: border-color .3s, color .3s, transform .4s var(--ease);
}

.socials a svg {
    width: 18px;
    height: 18px;
}

.socials a:hover {
    border-color: var(--white);
    color: var(--white);
    transform: translateY(-3px);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    font-size: .8rem;
    color: var(--grey-2);
}

.footer__legal {
    display: flex;
    gap: 1.5rem;
}

.footer__legal a {
    color: var(--grey-2);
    transition: color .3s;
}

.footer__legal a:hover {
    color: var(--white);
}

/* ---------- SCROLL ANIMATIONS ---------- */
[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-delay="1"] {
    transition-delay: .15s;
}

[data-delay="2"] {
    transition-delay: .3s;
}

[data-delay="3"] {
    transition-delay: .45s;
}

/* ---------- STATS ROW ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    margin-top: clamp(60px, 8vw, 100px);
}

.stat {
    background: var(--black);
    padding: clamp(24px, 4vw, 40px);
    text-align: center;
}

.stat__num {
    display: block;
    font-family: var(--font);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -.03em;
    line-height: 1;
    margin-bottom: 8px;
}

.stat__label {
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--grey-1);
}

/* ---------- SHARED PAGE HERO (sub-pages) ---------- */
.page-hero {
    padding: 160px 0 80px;
    border-bottom: 1px solid var(--border);
}

.page-hero__sub {
    color: var(--grey-1);
    font-size: 1.1rem;
    margin-top: 1.5rem;
    max-width: 500px;
}

/* ---------- SHARED: PROCESS LAYOUT ---------- */
.process {
    display: flex;
    flex-direction: column;
    gap: clamp(60px, 8vw, 100px);
}

.process__step {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}

.process__img-placeholder {
    aspect-ratio: 4/3;
    background: var(--grey-4);
    border: 1px dashed var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--grey-2);
    font-size: .85rem;
    letter-spacing: .05em;
}

.process__num {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .15em;
    color: var(--grey-2);
    display: block;
    margin-bottom: 1rem;
}

.process__text h3 {
    font-size: clamp(1.3rem, 2.5vw, 1.6rem);
    font-weight: 600;
    margin-bottom: 1rem;
}

.process__text p {
    color: var(--grey-1);
    line-height: 1.9;
}

/* ---------- SHARED: CATEGORY GRID ---------- */
.cat-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.cat {
    background: var(--grey-4);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: border-color .4s var(--ease), transform .5s var(--ease);
}

.cat:hover {
    border-color: rgba(255, 255, 255, .2);
    transform: translateY(-4px);
}

.cat__img-placeholder {
    aspect-ratio: 16/10;
    background: var(--grey-3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--grey-2);
    font-size: .8rem;
    letter-spacing: .05em;
    border-bottom: 1px solid var(--border);
}

.cat h3 {
    font-size: 1.1rem;
    font-weight: 600;
    padding: 24px 24px 8px;
}

.cat p {
    color: var(--grey-1);
    font-size: .9rem;
    line-height: 1.7;
    padding: 0 24px 24px;
}

/* ---------- SHARED: PAIR GRID ---------- */
.pair-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    margin-top: 2rem;
}

.pair {
    background: var(--grey-4);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: .95rem;
    letter-spacing: .04em;
}

.pair__sep {
    color: var(--grey-2);
    font-size: .85rem;
}

/* ---------- SHARED: CONTACT FORM ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

.info-block {
    margin-bottom: 2.5rem;
}

.info-block h4 {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--grey-1);
    margin-bottom: .8rem;
}

.info-block p,
.info-block a {
    font-size: 1.05rem;
    color: var(--white);
    line-height: 1.8;
}

.info-block a {
    transition: opacity .3s;
}

.info-block a:hover {
    opacity: .6;
}

.contact-form {
    background: var(--grey-4);
    border: 1px solid var(--border);
    padding: clamp(28px, 5vw, 48px);
}

.form-field {
    margin-bottom: 1.5rem;
}

.form-field label {
    display: block;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--grey-1);
    margin-bottom: .5rem;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    color: var(--white);
    font-family: var(--font);
    font-size: 1rem;
    padding: .7rem 0;
    transition: border-color .3s;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--white);
}

.form-field select {
    cursor: pointer;
    background: var(--grey-4);
}

.form-field textarea {
    resize: vertical;
    min-height: 100px;
}

/* Honeypot — keep off-screen so bots can't detect display:none */
.hp-field {
    position: absolute;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
    pointer-events: none;
}

/* reCAPTCHA widget */
.recaptcha-field {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.recaptcha-field .g-recaptcha {
    transform-origin: center;
}

/* ---------- RESPONSIVE ---------- */

/* Tablet */
@media (min-width: 700px) {
    .process__step {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }

    .process__step--reverse .process__img-placeholder {
        order: 2;
    }

    .process__step--reverse .process__text {
        order: 1;
    }

    .cat-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr 1.6fr;
        gap: 5rem;
    }
}

/* Mobile */
@media (max-width: 700px) {
    .nav-links {
        display: none;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .svc {
        padding: 20px 24px;
        flex-direction: row;
        align-items: center;
        gap: 16px;
    }

    .svc__num {
        margin-bottom: 0;
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--grey-2);
        letter-spacing: -.02em;
        flex-shrink: 0;
        width: 36px;
    }

    .svc__title {
        font-size: 1rem;
        margin-bottom: 0;
    }

    .svc__desc {
        display: none;
    }

    .svc__arrow {
        margin-top: 0;
        margin-left: auto;
        font-size: 1.2rem;
        flex-shrink: 0;
    }

    .hero__title {
        letter-spacing: -.02em;
    }

    .theme-toggle {
        order: 1;
    }

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

    .split {
        gap: 2rem;
    }

    .page-hero {
        padding: 130px 0 60px;
    }

    .footer__top {
        grid-template-columns: 1fr 1fr;
    }
}

/* Small mobile */
@media (max-width: 420px) {
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .pair-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer__top {
        grid-template-columns: 1fr;
    }
}

/* ---------- THEME TOGGLE ---------- */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--white);
    transition: border-color .3s, transform .4s var(--ease);
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--white);
    transform: scale(1.05);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
    position: absolute;
    transition: opacity .3s, transform .4s;
}

.icon-sun {
    opacity: 1;
    transform: rotate(0);
}

.icon-moon {
    opacity: 0;
    transform: rotate(90deg) scale(.5);
}

[data-theme="light"] .icon-sun {
    opacity: 0;
    transform: rotate(-90deg) scale(.5);
}

[data-theme="light"] .icon-moon {
    opacity: 1;
    transform: rotate(0) scale(1);
}

/* ---------- WORLD MAP (GeoJSON) ---------- */
.map-wrap {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.geo-map {
    width: 100%;
    height: auto;
    display: block;
}

.geo-country {
    fill: rgba(255, 255, 255, .06);
    stroke: rgba(255, 255, 255, .1);
    stroke-width: .3;
    transition: fill .35s var(--ease), stroke .35s var(--ease);
    cursor: default;
}

.geo-country:hover {
    fill: rgba(255, 255, 255, .12);
    stroke: rgba(255, 255, 255, .2);
}

.geo-active {
    fill: rgba(255, 255, 255, .2);
    stroke: rgba(255, 255, 255, .35);
    cursor: pointer;
}

.geo-active:hover {
    fill: rgba(255, 255, 255, .35);
    stroke: rgba(255, 255, 255, .5);
}

/* Light mode map overrides */
[data-theme="light"] .geo-country {
    fill: rgba(0, 0, 0, .04);
    stroke: rgba(0, 0, 0, .1);
}

[data-theme="light"] .geo-country:hover {
    fill: rgba(0, 0, 0, .08);
    stroke: rgba(0, 0, 0, .15);
}

[data-theme="light"] .geo-active {
    fill: rgba(0, 0, 0, .15);
    stroke: rgba(0, 0, 0, .3);
}

[data-theme="light"] .geo-active:hover {
    fill: rgba(0, 0, 0, .25);
    stroke: rgba(0, 0, 0, .4);
}

/* Tooltip */
.map-tooltip {
    position: absolute;
    pointer-events: none;
    background: var(--white);
    color: var(--black);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .04em;
    padding: 6px 14px;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .2s, transform .2s;
    z-index: 10;
}

.map-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- LIGHT MODE TWEAKS ---------- */
[data-theme="light"] .hero__video-wrap video {
    filter: grayscale(.5) contrast(1);
    opacity: .35;
}

[data-theme="light"] .hero__overlay {
    background: linear-gradient(to bottom, rgba(255, 255, 255, .4), rgba(255, 255, 255, .8));
}

[data-theme="light"] nav.scrolled {
    background: var(--nav-bg);
}

[data-theme="light"] .svc {
    background: var(--grey-4);
}

[data-theme="light"] .svc:hover {
    background: var(--grey-3);
}

[data-theme="light"] .map-dot--hq {
    fill: var(--black);
    stroke: var(--white);
}

[data-theme="light"] ::selection {
    background: var(--white);
    color: var(--black);
}

/* ---------- SPINNER ANIMATION ---------- */
@keyframes tp-spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}