/* Kevram Tech — redesign */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --ink: #14181c;
    --ink-soft: #3a424c;
    --mute: #6b7580;
    --paper: #f3f1ec;
    --paper-2: #e8ecef;
    --line: rgba(20, 24, 28, 0.12);
    --accent: #e85d04;
    --accent-deep: #c44d03;
    --mist-a: #c5d4de;
    --mist-b: #dfe6e2;
    --mist-c: #f0ebe3;
    --hero-mid: #d7e0e6;
    --hero-end: #ebe6df;
    --orb-a: #9eb8c8;
    --orb-b: #d4c4b0;
    --about-glow: #d5e0e6;
    --contact-end: #e4eaee;
    --surface: color-mix(in srgb, white 70%, transparent);
    --surface-solid: #fff;
    --row-hover: color-mix(in srgb, white 45%, transparent);
    --noise-opacity: 0.035;
    --font-display: "Syne", sans-serif;
    --font-body: "Outfit", sans-serif;
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --header-h: 4.25rem;
    --max: 72rem;
    color-scheme: light;
}

[data-theme="dark"] {
    --ink: #e9eef2;
    --ink-soft: #b4bec8;
    --mute: #87919c;
    --paper: #101418;
    --paper-2: #161c22;
    --line: rgba(233, 238, 242, 0.12);
    --accent: #f06d1a;
    --accent-deep: #ff8538;
    --mist-a: #1c2a34;
    --mist-b: #243038;
    --mist-c: #1a2228;
    --hero-mid: #141c22;
    --hero-end: #12161a;
    --orb-a: #2a4454;
    --orb-b: #3a3228;
    --about-glow: #1a2830;
    --contact-end: #141a20;
    --surface: color-mix(in srgb, white 6%, transparent);
    --surface-solid: #1a2026;
    --row-hover: color-mix(in srgb, white 5%, transparent);
    --noise-opacity: 0.05;
    color-scheme: dark;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.55;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.35s var(--ease), color 0.35s var(--ease);
}

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

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

button,
input,
textarea {
    font: inherit;
    color: inherit;
}

.noise {
    pointer-events: none;
    position: fixed;
    inset: 0;
    z-index: 9998;
    opacity: var(--noise-opacity);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
    width: min(100% - 2.5rem, var(--max));
    margin-inline: auto;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--header-h);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    padding: 0 1.5rem;
    background: transparent;
    transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
    border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
    background: color-mix(in srgb, var(--paper) 88%, transparent);
    backdrop-filter: blur(12px);
    border-bottom-color: var(--line);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    justify-self: start;
}

.brand-logo {
    width: 2rem;
    height: 2rem;
    border-radius: 0.45rem;
    flex-shrink: 0;
}

.brand-logo--sm {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 0.35rem;
}


.nav {
    display: none;
    gap: 1.75rem;
}

.nav a {
    font-size: 0.9rem;
    color: var(--ink-soft);
    transition: color 0.2s ease;
}

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

.header-end {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    justify-self: end;
}

.header-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

.lang-btn,
.theme-btn {
    border: 1px solid var(--line);
    background: transparent;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.35rem;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-soft);
}

.lang-btn:hover,
.theme-btn:hover {
    border-color: var(--ink);
    color: var(--ink);
}

.theme-btn svg {
    width: 1.05rem;
    height: 1.05rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.theme-btn .icon-moon {
    display: none;
}

[data-theme="dark"] .theme-btn .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-btn .icon-moon {
    display: block;
}

.menu-toggle {
    justify-self: end;
    width: 2.5rem;
    height: 2.5rem;
    border: 0;
    background: transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4rem;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--ink);
    transition: transform 0.3s var(--ease);
}

.menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(4.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4.5px) rotate(-45deg);
}

.mobile-nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    z-index: 99;
    background: color-mix(in srgb, var(--paper) 96%, transparent);
    backdrop-filter: blur(16px);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 2rem 1.5rem;
}

.mobile-nav[hidden] {
    display: none;
}

.mobile-nav a {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--line);
}

.mobile-nav .btn {
    margin-top: 1.5rem;
    text-align: center;
    border-bottom: 0;
    font-family: var(--font-body);
    font-size: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 2.85rem;
    padding: 0.7rem 1.35rem;
    border-radius: 0.35rem;
    font-weight: 560;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s var(--ease), background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

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

.btn:disabled {
    opacity: 0.65;
    cursor: wait;
    transform: none;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-deep);
}

.btn-ghost {
    background: transparent;
    border-color: var(--line);
    color: var(--ink);
}

.btn-ghost:hover {
    border-color: var(--ink);
}

.btn-nav {
    background: var(--ink);
    color: var(--paper);
    min-height: 2.4rem;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-nav:hover {
    background: var(--accent);
}

/* Hero */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: flex-end;
    padding: calc(var(--header-h) + 2rem) 0 4rem;
    overflow: hidden;
    isolation: isolate;
}

.hero-atmosphere {
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 60% at 15% 20%, var(--mist-a) 0%, transparent 55%),
        radial-gradient(ellipse 70% 50% at 85% 30%, var(--mist-b) 0%, transparent 50%),
        radial-gradient(ellipse 60% 45% at 50% 90%, var(--mist-c) 0%, transparent 55%),
        linear-gradient(165deg, var(--hero-mid) 0%, var(--paper) 48%, var(--hero-end) 100%);
}

.hero-canvas {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.hero-canvas canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

.hero-canvas[data-reduced="true"] {
    display: none;
}

@media (min-width: 768px) {
    .hero-canvas {
        /* Keep text readable on the left; scene leans right */
        mask-image: linear-gradient(90deg, transparent 0%, rgba(0, 0, 0, 0.35) 28%, black 52%, black 100%);
    }
}

@media (max-width: 767px) {
    .hero-canvas {
        opacity: 0.55;
        mask-image: linear-gradient(180deg, black 0%, black 45%, transparent 88%);
    }
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.55;
    animation: drift 18s ease-in-out infinite alternate;
}

.hero-orb--a {
    width: min(55vw, 28rem);
    height: min(55vw, 28rem);
    top: 8%;
    right: 8%;
    background: var(--orb-a);
}

.hero-orb--b {
    width: min(45vw, 22rem);
    height: min(45vw, 22rem);
    bottom: 12%;
    left: 5%;
    background: var(--orb-b);
    animation-delay: -6s;
    animation-duration: 22s;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 4.5rem 4.5rem;
    mask-image: radial-gradient(ellipse 70% 60% at 60% 40%, black 20%, transparent 75%);
    opacity: 0.55;
}

.hero-inner {
    position: relative;
    z-index: 1;
    width: min(100% - 2.5rem, var(--max));
    margin-inline: auto;
    max-width: 42rem;
    padding-bottom: 1rem;
}

.hero-brand {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3.2rem, 12vw, 7.5rem);
    line-height: 0.92;
    letter-spacing: -0.045em;
    margin-bottom: 1.25rem;
    color: var(--ink);
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 650;
    font-size: clamp(1.35rem, 3.2vw, 1.85rem);
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--ink-soft);
    margin-bottom: 0.85rem;
    max-width: 22ch;
}

.hero-lead {
    font-size: 1.05rem;
    color: var(--mute);
    max-width: 36ch;
    margin-bottom: 1.75rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.hero-scroll {
    position: absolute;
    right: 1.5rem;
    bottom: 1.75rem;
    writing-mode: vertical-rl;
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--mute);
    opacity: 0.7;
}

.hero-scroll span {
    animation: pulse-y 2.4s var(--ease) infinite;
}

@keyframes drift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(-3%, 4%) scale(1.06); }
}

@keyframes pulse-y {
    0%, 100% { transform: translateY(0); opacity: 0.55; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* Reveal motion */
.reveal {
    opacity: 0;
    transform: translateY(1.25rem);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

.hero .reveal {
    transition-delay: 0.05s;
}

.hero .hero-title.reveal { transition-delay: 0.15s; }
.hero .hero-lead.reveal { transition-delay: 0.25s; }
.hero .hero-cta.reveal { transition-delay: 0.35s; }

/* Sections */
.section {
    padding: 6.5rem 0;
}

.section-head {
    max-width: 36rem;
    margin-bottom: 3rem;
}

.section-head h2 {
    font-family: var(--font-display);
    font-weight: 750;
    font-size: clamp(1.85rem, 4vw, 2.75rem);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 0.75rem;
}

.section-head p {
    color: var(--mute);
    font-size: 1.05rem;
}

/* Services — rows, no cards */
.services {
    background:
        linear-gradient(180deg, transparent, color-mix(in srgb, var(--paper-2) 70%, transparent) 8%, var(--paper-2));
}

.service-list {
    list-style: none;
    border-top: 1px solid var(--line);
}

.service-row {
    display: grid;
    gap: 0.75rem 1.5rem;
    padding: 1.75rem 0;
    border-bottom: 1px solid var(--line);
    align-items: start;
    transition: background 0.3s ease;
}

.service-row:hover {
    background: var(--row-hover);
}

.service-index {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--accent);
    letter-spacing: 0.04em;
}

.service-body h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
}

.service-body p {
    color: var(--mute);
    max-width: 42ch;
}

.service-stack {
    font-size: 0.8rem;
    color: var(--ink-soft);
    letter-spacing: 0.02em;
}

/* Stack marquee */
.stack-section {
    padding-top: 2rem;
    padding-bottom: 5rem;
    overflow: hidden;
}

.stack-marquee {
    mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.stack-track {
    display: flex;
    gap: 2.5rem;
    width: max-content;
    animation: marquee 32s linear infinite;
}

.stack-track span {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: -0.03em;
    color: color-mix(in srgb, var(--ink) 28%, transparent);
    white-space: nowrap;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* About */
.about {
    background:
        radial-gradient(ellipse 50% 40% at 90% 10%, var(--about-glow) 0%, transparent 60%),
        var(--paper);
}

.about-name {
    font-family: var(--font-display);
    font-weight: 750;
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.about-copy > p:not(.about-name) {
    color: var(--mute);
    font-size: 1.08rem;
    max-width: 48ch;
    margin-bottom: 1.75rem;
}

.about-pillars {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.about-pillars li {
    padding-left: 1rem;
    border-left: 2px solid var(--accent);
    color: var(--ink-soft);
    font-size: 0.98rem;
}

.about-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.about-links a {
    font-weight: 600;
    border-bottom: 1px solid var(--accent);
    padding-bottom: 0.1rem;
    transition: color 0.2s ease;
}

.about-links a:hover {
    color: var(--accent);
}

/* Contact */
.contact {
    background: linear-gradient(180deg, var(--paper) 0%, var(--contact-end) 100%);
}

.contact-grid {
    display: grid;
    gap: 3rem;
}

.contact-aside {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-line {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
    transition: color 0.2s ease;
}

.contact-line:hover {
    color: var(--accent);
}

.contact-line span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--mute);
}

.contact-line strong {
    font-weight: 600;
    font-size: 1.05rem;
}

.contact-locale {
    color: var(--mute);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.form-row {
    display: grid;
    gap: 1.1rem;
}

.contact-form label {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.contact-form label span {
    font-size: 0.8rem;
    font-weight: 560;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--mute);
}

.contact-form input,
.contact-form textarea {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 0.35rem;
    padding: 0.85rem 1rem;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease;
    resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--ink);
    background: var(--surface-solid);
}

.contact-form .btn {
    align-self: flex-start;
    margin-top: 0.35rem;
}

.hp-field {
    position: absolute !important;
    left: -10000px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--line);
    padding: 2.5rem 0;
    background: var(--paper);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-display);
    font-weight: 750;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

.footer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    color: var(--mute);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.25rem;
}

.footer-links a {
    font-size: 0.9rem;
    font-weight: 560;
    color: var(--ink-soft);
}

.footer-links a:hover {
    color: var(--accent);
}

/* Toast */
.toast-region {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    background: var(--ink);
    color: var(--paper);
    padding: 0.9rem 1.15rem;
    border-radius: 0.35rem;
    font-size: 0.9rem;
    max-width: 20rem;
    transform: translateX(120%);
    transition: transform 0.35s var(--ease);
}

.toast.is-in {
    transform: translateX(0);
}

.toast.success {
    background: #1f6b4a;
}

.toast.error {
    background: #a33b2c;
}

/* Desktop */
@media (min-width: 768px) {
    .nav {
        display: flex;
    }

    .header-actions {
        display: flex;
    }

    .menu-toggle {
        display: none;
    }

    .site-header {
        padding: 0 2rem;
    }

    .hero {
        align-items: center;
        padding-bottom: 2rem;
    }

    .hero-inner {
        margin-top: 2rem;
    }

    .service-row {
        grid-template-columns: 3.5rem 1fr minmax(10rem, 16rem);
        align-items: center;
        padding: 2rem 0.5rem;
    }

    .service-stack {
        text-align: right;
    }

    .form-row {
        grid-template-columns: 1fr 1fr;
    }

    .contact-grid {
        grid-template-columns: minmax(14rem, 20rem) 1fr;
        gap: 4rem;
        align-items: start;
    }

    .footer-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

@media (min-width: 1024px) {
    .hero-inner {
        max-width: 48rem;
    }

    .about-layout {
        display: grid;
        grid-template-columns: minmax(16rem, 22rem) 1fr;
        gap: 4rem;
        align-items: start;
    }

    .about-layout .section-head {
        margin-bottom: 0;
        position: sticky;
        top: calc(var(--header-h) + 2rem);
    }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .hero-orb,
    .stack-track,
    .hero-scroll span {
        animation: none;
    }
    .hero-canvas {
        display: none;
    }
}