/*
 * Tolik UI design tokens
 * Canonical visual contract for Tolik Store web projects.
 * Components consume semantic tokens only; product pages may extend the
 * optional product-accent tokens without redefining the brand foundation.
 */

:root {
    color-scheme: dark light;

    /* Brand primitives */
    --ts-brand-indigo: #4c5ae9;
    --ts-brand-mid: #6b6bf0;
    --ts-brand-violet: #a86efd;
    --ts-brand-indigo-light: #5b68f0;
    --ts-brand-mid-light: #7783f5;
    --ts-brand-violet-light: #af7bff;
    --ts-mint: #49d8b2;
    --ts-amber: #ffca70;
    --ts-rose: #ff8e9e;

    /* Type */
    --ts-font-sans: "Manrope", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --ts-font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    --ts-font-size-xs: 0.75rem;
    --ts-font-size-sm: 0.8125rem;
    --ts-font-size-md: 0.9375rem;
    --ts-font-size-body: 1rem;
    --ts-font-size-lg: 1.125rem;
    --ts-font-size-xl: 1.375rem;
    --ts-font-size-2xl: 1.75rem;
    --ts-font-size-display: clamp(2.45rem, 6vw, 4.5rem);
    --ts-line-tight: 1.04;
    --ts-line-heading: 1.16;
    --ts-line-body: 1.65;
    --ts-weight-regular: 400;
    --ts-weight-medium: 500;
    --ts-weight-semibold: 600;
    --ts-weight-bold: 700;
    --ts-weight-extrabold: 800;

    /* Spacing: 4px base rhythm */
    --ts-space-1: 0.25rem;
    --ts-space-2: 0.5rem;
    --ts-space-3: 0.75rem;
    --ts-space-4: 1rem;
    --ts-space-5: 1.25rem;
    --ts-space-6: 1.5rem;
    --ts-space-8: 2rem;
    --ts-space-10: 2.5rem;
    --ts-space-12: 3rem;
    --ts-space-16: 4rem;
    --ts-space-20: 5rem;
    --ts-space-24: 6rem;

    /* Shape */
    --ts-radius-xs: 0.75rem;
    --ts-radius-sm: 0.875rem;
    --ts-radius-md: 1.125rem;
    --ts-radius-lg: 1.375rem;
    --ts-radius-xl: 1.75rem;
    --ts-radius-2xl: 2.25rem;
    --ts-radius-pill: 999px;

    /* Layout */
    --ts-page-width: 72.5rem;
    --ts-page-narrow: 58rem;
    --ts-control-height-sm: 2.5rem;
    --ts-control-height-md: 2.875rem;
    --ts-control-height-lg: 3.5rem;
    --ts-touch-target: 2.75rem;
    --ts-safe-top: env(safe-area-inset-top, 0px);
    --ts-safe-right: env(safe-area-inset-right, 0px);
    --ts-safe-bottom: env(safe-area-inset-bottom, 0px);
    --ts-safe-left: env(safe-area-inset-left, 0px);

    /* Motion */
    --ts-duration-fast: 180ms;
    --ts-duration-normal: 240ms;
    --ts-duration-slow: 450ms;
    --ts-duration-attention: 2.6s;
    --ts-ease-standard: cubic-bezier(0.2, 0, 0, 1);
    --ts-ease-emphasized: cubic-bezier(0.2, 0.8, 0.2, 1);

    /* Product accents are optional and never replace the brand CTA. */
    --ts-product-cyan: #21d4fd;
    --ts-product-pink: #ff3cac;
    --ts-product-blue: #60a5fa;
}

/* Dark semantic mode (also the no-JS fallback on dark systems). */
:root,
:root[data-ts-theme="dark"] {
    --ts-bg-canvas: #090d19;
    --ts-bg-canvas-alt: #0b1020;
    --ts-bg-canvas-end: #0e1527;
    --ts-text: #f7f8ff;
    --ts-text-muted: #b7c2e7;
    --ts-text-subtle: #7885b5;
    --ts-text-inverse: #151b2f;
    --ts-surface: rgba(24, 33, 63, 0.8);
    --ts-surface-strong: rgba(31, 41, 77, 0.94);
    --ts-surface-soft: rgba(16, 23, 44, 0.74);
    --ts-surface-input: linear-gradient(rgba(31, 41, 77, 0.9), rgba(18, 24, 46, 0.92));
    --ts-surface-topbar: rgba(10, 15, 29, 0.72);
    --ts-media-scrim: rgba(9, 13, 25, 0.3);
    --ts-receipt-surface: rgba(24, 33, 63, 0.86);
    --ts-receipt-note-surface: rgba(76, 90, 233, 0.14);
    --ts-receipt-note-border: rgba(168, 110, 253, 0.26);
    --ts-receipt-summary-surface: rgba(16, 23, 44, 0.74);
    --ts-receipt-summary-border: rgba(129, 144, 212, 0.18);
    --ts-receipt-control-surface: rgba(11, 16, 32, 0.72);
    --ts-receipt-control-border: rgba(168, 110, 253, 0.34);
    --ts-receipt-focus: var(--ts-brand-indigo);
    --ts-receipt-secure: #8b98c7;
    --ts-border: rgba(129, 144, 212, 0.18);
    --ts-border-strong: rgba(168, 110, 253, 0.28);
    --ts-border-focus: rgba(168, 110, 253, 0.64);
    --ts-brand-gradient: linear-gradient(135deg, var(--ts-brand-indigo) 0%, var(--ts-brand-mid) 42%, var(--ts-brand-violet) 100%);
    --ts-brand-gradient-horizontal: linear-gradient(90deg, var(--ts-brand-indigo) 0%, var(--ts-brand-violet) 100%);
    --ts-brand-soft: linear-gradient(135deg, rgba(76, 90, 233, 0.18), rgba(168, 110, 253, 0.14));
    --ts-brand-text: #e0d2ff;
    --ts-success: #49d8b2;
    --ts-success-bg: rgba(73, 216, 178, 0.12);
    --ts-success-border: rgba(73, 216, 178, 0.28);
    --ts-warning: #ffca70;
    --ts-warning-bg: rgba(255, 202, 112, 0.12);
    --ts-warning-border: rgba(255, 202, 112, 0.24);
    --ts-danger: #ff8e9e;
    --ts-danger-bg: rgba(255, 142, 158, 0.12);
    --ts-danger-border: rgba(255, 142, 158, 0.24);
    --ts-info: #d5c4ff;
    --ts-info-bg: rgba(76, 90, 233, 0.14);
    --ts-info-border: rgba(168, 110, 253, 0.26);
    --ts-shadow-sm: 0 10px 24px rgba(3, 6, 18, 0.2);
    --ts-shadow-md: 0 16px 42px rgba(3, 6, 18, 0.28);
    --ts-shadow-lg: 0 24px 70px rgba(3, 6, 18, 0.42);
    --ts-shadow-brand: 0 18px 40px rgba(110, 103, 240, 0.34);
    --ts-shadow-receipt: 0 26px 60px rgba(3, 6, 18, 0.36);
    --ts-shadow-receipt-action: 0 12px 24px rgba(76, 90, 233, 0.25);
    --ts-shadow-receipt-action-hover: 0 15px 28px rgba(76, 90, 233, 0.3);
    --ts-shadow-focus: 0 0 0 4px rgba(168, 110, 253, 0.18);
    --ts-ambient-a: rgba(76, 90, 233, 0.22);
    --ts-ambient-b: rgba(168, 110, 253, 0.18);
    --ts-ambient-c: rgba(73, 216, 178, 0.08);
}

/* Light ("pearl") semantic mode. */
:root[data-ts-theme="light"] {
    color-scheme: light;
    --ts-bg-canvas: #f7f8fc;
    --ts-bg-canvas-alt: #fbfcff;
    --ts-bg-canvas-end: #eef2f8;
    --ts-text: #151b2f;
    --ts-text-muted: #536082;
    --ts-text-subtle: #7b86a8;
    --ts-text-inverse: #ffffff;
    --ts-surface: rgba(255, 255, 255, 0.8);
    --ts-surface-strong: rgba(255, 255, 255, 0.94);
    --ts-surface-soft: rgba(255, 255, 255, 0.64);
    --ts-surface-input: linear-gradient(rgba(255, 255, 255, 0.92), rgba(244, 247, 253, 0.88));
    --ts-surface-topbar: rgba(255, 255, 255, 0.78);
    --ts-media-scrim: rgba(255, 255, 255, 0);
    --ts-receipt-surface: rgba(255, 255, 255, 0.84);
    --ts-receipt-note-surface: #f0f3ff;
    --ts-receipt-note-border: #dde2ff;
    --ts-receipt-summary-surface: #f8f9fd;
    --ts-receipt-summary-border: #e8eaf3;
    --ts-receipt-control-surface: #ffffff;
    --ts-receipt-control-border: #c9cff5;
    --ts-receipt-focus: var(--ts-brand-indigo);
    --ts-receipt-secure: #7b8497;
    --ts-border: rgba(123, 137, 197, 0.18);
    --ts-border-strong: rgba(123, 137, 197, 0.28);
    --ts-border-focus: rgba(91, 104, 240, 0.58);
    --ts-brand-gradient: linear-gradient(135deg, var(--ts-brand-indigo-light) 0%, var(--ts-brand-mid-light) 42%, var(--ts-brand-violet-light) 100%);
    --ts-brand-gradient-horizontal: linear-gradient(90deg, var(--ts-brand-indigo-light) 0%, var(--ts-brand-violet-light) 100%);
    --ts-brand-soft: linear-gradient(135deg, rgba(91, 104, 240, 0.12), rgba(175, 123, 255, 0.1));
    --ts-brand-text: #4f5ec3;
    --ts-success: #177b64;
    --ts-success-bg: rgba(66, 199, 165, 0.12);
    --ts-success-border: rgba(39, 155, 126, 0.24);
    --ts-warning: #855f13;
    --ts-warning-bg: rgba(240, 188, 92, 0.15);
    --ts-warning-border: rgba(185, 136, 40, 0.25);
    --ts-danger: #b33f61;
    --ts-danger-bg: rgba(223, 100, 131, 0.12);
    --ts-danger-border: rgba(201, 76, 108, 0.24);
    --ts-info: #5968c4;
    --ts-info-bg: rgba(91, 104, 240, 0.1);
    --ts-info-border: rgba(91, 104, 240, 0.22);
    --ts-shadow-sm: 0 10px 24px rgba(102, 116, 170, 0.08);
    --ts-shadow-md: 0 16px 34px rgba(102, 116, 170, 0.12);
    --ts-shadow-lg: 0 24px 60px rgba(102, 116, 170, 0.16);
    --ts-shadow-brand: 0 18px 40px rgba(110, 103, 240, 0.28);
    --ts-shadow-receipt: 0 26px 60px rgba(56, 70, 95, 0.13);
    --ts-shadow-receipt-action: 0 12px 24px rgba(76, 90, 233, 0.25);
    --ts-shadow-receipt-action-hover: 0 15px 28px rgba(76, 90, 233, 0.3);
    --ts-shadow-focus: 0 0 0 4px rgba(91, 104, 240, 0.14);
    --ts-ambient-a: rgba(91, 104, 240, 0.16);
    --ts-ambient-b: rgba(175, 123, 255, 0.14);
    --ts-ambient-c: rgba(146, 182, 255, 0.18);
}

@media (prefers-color-scheme: light) {
    :root:not([data-ts-theme]) {
        color-scheme: light;
        --ts-bg-canvas: #f7f8fc;
        --ts-bg-canvas-alt: #fbfcff;
        --ts-bg-canvas-end: #eef2f8;
        --ts-text: #151b2f;
        --ts-text-muted: #536082;
        --ts-text-subtle: #7b86a8;
        --ts-text-inverse: #ffffff;
        --ts-surface: rgba(255, 255, 255, 0.8);
        --ts-surface-strong: rgba(255, 255, 255, 0.94);
        --ts-surface-soft: rgba(255, 255, 255, 0.64);
        --ts-surface-input: linear-gradient(rgba(255, 255, 255, 0.92), rgba(244, 247, 253, 0.88));
        --ts-surface-topbar: rgba(255, 255, 255, 0.78);
        --ts-media-scrim: rgba(255, 255, 255, 0);
        --ts-receipt-surface: rgba(255, 255, 255, 0.84);
        --ts-receipt-note-surface: #f0f3ff;
        --ts-receipt-note-border: #dde2ff;
        --ts-receipt-summary-surface: #f8f9fd;
        --ts-receipt-summary-border: #e8eaf3;
        --ts-receipt-control-surface: #ffffff;
        --ts-receipt-control-border: #c9cff5;
        --ts-receipt-focus: var(--ts-brand-indigo);
        --ts-receipt-secure: #7b8497;
        --ts-border: rgba(123, 137, 197, 0.18);
        --ts-border-strong: rgba(123, 137, 197, 0.28);
        --ts-border-focus: rgba(91, 104, 240, 0.58);
        --ts-brand-gradient: linear-gradient(135deg, var(--ts-brand-indigo-light) 0%, var(--ts-brand-mid-light) 42%, var(--ts-brand-violet-light) 100%);
        --ts-brand-gradient-horizontal: linear-gradient(90deg, var(--ts-brand-indigo-light) 0%, var(--ts-brand-violet-light) 100%);
        --ts-brand-soft: linear-gradient(135deg, rgba(91, 104, 240, 0.12), rgba(175, 123, 255, 0.1));
        --ts-brand-text: #4f5ec3;
        --ts-success: #177b64;
        --ts-success-bg: rgba(66, 199, 165, 0.12);
        --ts-success-border: rgba(39, 155, 126, 0.24);
        --ts-warning: #855f13;
        --ts-warning-bg: rgba(240, 188, 92, 0.15);
        --ts-warning-border: rgba(185, 136, 40, 0.25);
        --ts-danger: #b33f61;
        --ts-danger-bg: rgba(223, 100, 131, 0.12);
        --ts-danger-border: rgba(201, 76, 108, 0.24);
        --ts-info: #5968c4;
        --ts-info-bg: rgba(91, 104, 240, 0.1);
        --ts-info-border: rgba(91, 104, 240, 0.22);
        --ts-shadow-sm: 0 10px 24px rgba(102, 116, 170, 0.08);
        --ts-shadow-md: 0 16px 34px rgba(102, 116, 170, 0.12);
        --ts-shadow-lg: 0 24px 60px rgba(102, 116, 170, 0.16);
        --ts-shadow-brand: 0 18px 40px rgba(110, 103, 240, 0.28);
        --ts-shadow-receipt: 0 26px 60px rgba(56, 70, 95, 0.13);
        --ts-shadow-receipt-action: 0 12px 24px rgba(76, 90, 233, 0.25);
        --ts-shadow-receipt-action-hover: 0 15px 28px rgba(76, 90, 233, 0.3);
        --ts-shadow-focus: 0 0 0 4px rgba(91, 104, 240, 0.14);
        --ts-ambient-a: rgba(91, 104, 240, 0.16);
        --ts-ambient-b: rgba(175, 123, 255, 0.14);
        --ts-ambient-c: rgba(146, 182, 255, 0.18);
    }
}