@font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn/Vazirmatn-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn/Vazirmatn-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../../fonts/Vazirmatn/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IranianSans';
    src: url('../../fonts/Iranian-Sans.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

:root {
    /* Atelier — pistachio architectural café */
    --at-cream: #F7F3EB;
    --at-ivory: #FBFAF6;
    --at-beige: #EDE6D9;
    --at-stone: #E4DBC9;
    --at-pistachio: #A8C686;
    --at-pistachio-soft: #D4E4C4;
    --at-pistachio-deep: #7A9A5C;
    --at-olive: #6B7F4F;
    --at-ink: #2F2E2A;
    --at-charcoal: #3F3E39;
    --at-muted: #8A867C;
    --at-line: color-mix(in srgb, var(--at-pistachio) 28%, var(--at-beige));
    --at-surface: color-mix(in srgb, var(--at-ivory) 82%, #fff);
    --at-surface-warm: color-mix(in srgb, var(--at-cream) 88%, var(--at-pistachio-soft));

    --at-font-display: 'Vazirmatn', 'IranianSans', Tahoma, sans-serif;
    --at-font-body: 'Vazirmatn', 'IranianSans', Tahoma, sans-serif;
    --at-font-ui: 'Vazirmatn', Tahoma, sans-serif;

    --at-space-2xs: 0.25rem;
    --at-space-xs: 0.45rem;
    --at-space-sm: 0.75rem;
    --at-space-md: 1.15rem;
    --at-space-lg: 1.75rem;
    --at-space-xl: 2.5rem;
    --at-space-2xl: 3.5rem;
    --at-space-3xl: 5rem;

    /* Unified radius + control scale */
    --at-r-xs: 8px;
    --at-r-sm: 12px;
    --at-r-md: 16px;
    --at-r-lg: 20px;
    --at-r-xl: 24px;
    --at-r-pill: 999px;
    --at-r-soft: var(--at-r-md);
    --at-r-organic: var(--at-r-md);
    --at-cut: 0px;
    --at-control-h: 44px;
    --at-control-h-lg: 48px;
    --at-shadow: 0 10px 28px color-mix(in srgb, var(--at-olive) 7%, transparent);
    --at-shadow-soft: 0 4px 14px color-mix(in srgb, var(--at-olive) 5%, transparent);
    --at-transition: 0.28s cubic-bezier(0.22, 1, 0.36, 1);

    --at-header-h: 64px;
    --at-nav-h: 72px;
    --at-safe-top: env(safe-area-inset-top, 0px);
    --at-safe-bottom: env(safe-area-inset-bottom, 0px);
    --at-pad-inline: clamp(0.75rem, 3.5vw, 2.5rem);
    --at-page-max: 1180px;

    /* Compat for shared JS / flr hooks */
    --np-header-h: var(--at-header-h);
    --np-nav-h: var(--at-nav-h);
    --np-safe-top: var(--at-safe-top);
    --np-safe-bottom: var(--at-safe-bottom);
    --np-ink: var(--at-ink);
    --np-muted: var(--at-muted);
    --np-cream: var(--at-cream);
    --np-green: var(--at-pistachio);
    --np-font-body: var(--at-font-body);
    --np-transition: var(--at-transition);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body.at-body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--at-cream);
    color: var(--at-ink);
    font-family: var(--at-font-body);
    font-weight: 400;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

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

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

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

.is-hidden,
[hidden] {
    display: none !important;
}

.at-container {
    width: min(var(--at-page-max), calc(100% - (var(--at-pad-inline) * 2)));
    margin-inline: auto;
}

@media (min-width: 768px) {
    .at-container {
        width: min(1120px, calc(100% - (var(--at-pad-inline) * 2)));
    }
}

@media (min-width: 1280px) {
    .at-container {
        width: min(var(--at-page-max), calc(100% - 5rem));
    }
}

@media (max-width: 379px) {
    :root {
        --at-control-h: 40px;
        --at-control-h-lg: 44px;
        --at-header-h: 56px;
        --at-nav-h: 64px;
        --at-r-sm: 10px;
        --at-r-md: 14px;
    }

    .at-btn {
        padding: 0.55rem 0.9rem;
        font-size: 0.82rem;
    }

    .at-display {
        letter-spacing: -0.02em;
    }
}

.at-main {
    position: relative;
    z-index: 1;
    min-height: 50vh;
    padding-bottom: calc(var(--at-nav-h) + var(--at-safe-bottom) + 1.5rem);
}

.at-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--at-olive);
}

.at-kicker::before {
    content: '';
    width: 18px;
    height: 1px;
    background: var(--at-pistachio);
}

.at-display {
    font-family: var(--at-font-display);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--at-charcoal);
}

/* Minimal rounded controls */
.at-btn {
    --at-btn-bg: transparent;
    --at-btn-fg: var(--at-ink);
    --at-btn-bd: var(--at-line);
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: var(--at-control-h);
    padding: 0.65rem 1.15rem;
    border: 1px solid var(--at-btn-bd);
    border-radius: var(--at-r-sm);
    background: var(--at-btn-bg);
    color: var(--at-btn-fg);
    font-family: var(--at-font-ui);
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1.2;
    cursor: pointer;
    transition: background var(--at-transition), color var(--at-transition), border-color var(--at-transition), transform 0.2s ease, box-shadow var(--at-transition);
}

.at-btn:hover,
.at-btn:focus-visible {
    --at-btn-bg: var(--at-pistachio-soft);
    --at-btn-bd: var(--at-pistachio);
    outline: none;
}

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

.at-btn--fill {
    --at-btn-bg: var(--at-pistachio);
    --at-btn-fg: #1f2418;
    --at-btn-bd: var(--at-pistachio-deep);
}

.at-btn--fill:hover,
.at-btn--fill:focus-visible {
    --at-btn-bg: var(--at-pistachio-deep);
    --at-btn-fg: #fff;
    box-shadow: var(--at-shadow-soft);
}

.at-btn--ghost {
    --at-btn-bd: transparent;
    padding-inline: 0.5rem;
}

.at-btn--sm {
    min-height: 36px;
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--at-r-xs);
}

.at-input,
.np-input,
.form-control {
    width: 100%;
    min-height: var(--at-control-h);
    padding: 0.65rem 0.95rem;
    border: 1px solid var(--at-line);
    border-radius: var(--at-r-sm);
    background: var(--at-ivory);
    color: var(--at-ink);
    transition: border-color var(--at-transition), background var(--at-transition), box-shadow var(--at-transition);
}

.at-input:focus,
.np-input:focus,
.form-control:focus {
    outline: none;
    border-color: var(--at-pistachio-deep);
    background: #fff;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--at-pistachio-soft) 70%, transparent);
}

.at-input--area,
.np-input--area {
    min-height: 88px;
    resize: vertical;
    border-radius: var(--at-r-md);
}

/* Loader */
.at-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: grid;
    place-items: center;
    background: var(--at-cream);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.at-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.at-loader__stage {
    text-align: center;
}

.at-loader__mark {
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
    border: 1px solid var(--at-pistachio);
    border-radius: var(--at-r-md);
    position: relative;
}

.at-loader__mark::before {
    content: '';
    position: absolute;
    inset: 10px;
    border-radius: var(--at-r-xs);
    background: var(--at-pistachio-soft);
}

.at-loader__mark::after {
    content: '';
    position: absolute;
    inset-inline-end: -4px;
    bottom: -4px;
    width: 12px;
    height: 12px;
    border-radius: var(--at-r-pill);
    background: var(--at-pistachio);
}

.at-loader__text {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--at-charcoal);
}

.at-loader__hint {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.8rem;
    color: var(--at-muted);
}

/* Ambient architectural field */
.at-env {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.at-env__plane {
    position: absolute;
    background: var(--at-surface-warm);
}

.at-env__plane--a {
    inset-inline-end: -8%;
    top: -6%;
    width: min(42vw, 420px);
    height: min(48vh, 460px);
    clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 82%);
    opacity: 0.7;
}

.at-env__plane--b {
    inset-inline-start: -10%;
    bottom: 8%;
    width: min(36vw, 360px);
    height: min(40vh, 380px);
    background: color-mix(in srgb, var(--at-pistachio-soft) 55%, var(--at-cream));
    clip-path: polygon(0 18%, 100% 0, 82% 100%, 0 100%);
    opacity: 0.55;
}

.at-env__arc {
    position: absolute;
    inset-inline-start: 4%;
    top: 18%;
    width: min(18vw, 140px);
    opacity: 0.35;
}

.at-env__dot {
    position: absolute;
    inset-inline-end: 12%;
    bottom: 22%;
    width: 10px;
    height: 10px;
    background: var(--at-pistachio);
    opacity: 0.45;
}

@media (max-width: 767px) {
    .at-env__plane--a { opacity: 0.4; }
    .at-env__plane--b { opacity: 0.3; width: 55vw; }
    .at-env__arc { display: none; }
}