/* ===========================================================
   SynergySoft Helpdesk — Form Styles v2
   Light theme, brand red (#ED1319) button only
   Mobile-first, rem-based, Raleway font
   =========================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@400;500;600;700&display=swap');

/* ===========================================================
   1. DESIGN TOKENS
   =========================================================== */
:root {
    /* Colors */
    --color-bg:              #ffffff;
    --color-surface:         #ffffff;
    --color-surface-light:   #f5f5f7;
    --color-input-bg:        #f5f5f7;
    --color-input-border:    #d1d1d6;
    --color-input-focus-bg:  #ededf0;
    --color-input-focus-border: #d1d1d6;
    --color-text:            #1a1a1a;
    --color-text-muted:      rgba(26, 26, 26, 0.65);
    --color-text-dim:        rgba(26, 26, 26, 0.45);
    --color-error:           #ED1319;
    --color-error-bg:        rgba(237, 19, 25, 0.06);
    --color-btn-bg:          #ED1319;
    --color-btn-text:        #ffffff;
    --color-btn-hover-bg:    #c41016;
    --color-btn-active-bg:   #a00d12;
    --color-success:         #34c759;
    --color-overlay:         rgba(0, 0, 0, 0.45);
    --color-captcha-bg:      #f5f5f7;
    --color-captcha-border:  #d1d1d6;

    /* Radii */
    --radius-sm:   8px;
    --radius-md:   14px;
    --radius-lg:   22px;
    --radius-xl:   40px;

    /* Spacing (scale: 4px) */
    --space-xs:  4px;
    --space-sm:  8px;
    --space-md:  16px;
    --space-lg:  24px;
    --space-xl:  32px;
    --space-2xl: 48px;

    /* Typography */
    --font-family: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm:   0.8125rem;   /* 13px */
    --font-size-base: 0.9375rem;   /* 15px */
    --font-size-md:   1rem;        /* 16px */
    --font-size-lg:   1.25rem;     /* 20px */
    --font-size-xl:   1.5rem;      /* 24px */
    --line-height:    1.5;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================================================
   2. RESET & BASE
   =========================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-weight: 500;
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    padding: var(--space-lg);
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

/* ===========================================================
   3. CONTAINER
   =========================================================== */
.container {
    width: 100%;
    max-width: 620px;
    background: var(--color-surface);
    padding: var(--space-xl) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.08),
        0 1px 4px rgba(0, 0, 0, 0.04);
}

/* ===========================================================
   4. TITLE
   =========================================================== */
.title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
    color: var(--color-text);
}

/* ===========================================================
   5. FORM & FIELDS
   =========================================================== */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.field {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

/* --- Label --- */
.field__label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding-left: var(--space-xs);
    letter-spacing: 0.02em;
}

/* --- Inputs & Textarea --- */
.input,
.textarea {
    width: 100%;
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: 500;
    line-height: var(--line-height);
    color: var(--color-text);
    background: var(--color-input-bg);
    border: 1.5px solid var(--color-input-border);
    border-radius: var(--radius-md);
    outline: none;
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.input {
    height: 52px;
    padding: 0 var(--space-md);
}

.textarea {
    padding: var(--space-md);
    resize: vertical;
    min-height: 140px;
}

/* --- Select (custom dropdown) --- */
.select-wrapper {
    position: relative;
}

.select-wrapper .select {
    padding-right: 44px;  /* room for arrow icon */
}

.select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    color-scheme: light;
}

/* Hide default IE arrow */
.select::-ms-expand {
    display: none;
}

/* Dimm text when placeholder is shown (no value selected) */
.select:invalid {
    color: var(--color-text-dim);
}

/* Focus ring — move to wrapper so arrow is inside */
.select:focus-visible {
    outline: none;
}

/* Custom arrow icon */
.select__arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    pointer-events: none;
    color: var(--color-text-dim);
    transition: color var(--transition-base);
}

.select-wrapper:hover .select__arrow {
    color: var(--color-text-muted);
}

/* Placeholder */
.input::placeholder,
.textarea::placeholder {
    color: var(--color-text-dim);
    font-weight: 400;
    opacity: 1;
}

/* Focus */
.input:focus,
.textarea:focus {
    background: var(--color-input-focus-bg);
    border-color: var(--color-input-focus-border);
}

/* Autofill override */
.input:-webkit-autofill,
.input:-webkit-autofill:hover,
.input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--color-text);
    transition: background-color 5000s ease-in-out 0s;
}

/* --- Error state --- */
.input--error,
.textarea--error {
    border-color: var(--color-error);
    background: var(--color-error-bg);
}

.input--error:focus,
.textarea--error:focus {
    border-color: var(--color-error);
}

/* File upload error — propagate from hidden native input to visible zone */
.file-upload .file-upload__input.input--error + .file-upload__zone {
    border-color: var(--color-error);
    background: var(--color-error-bg);
    box-shadow: 0 0 0 4px rgba(237, 19, 25, 0.12);
}

/* Server-side error class on wrapper */
.file-upload--error .file-upload__zone {
    border-color: var(--color-error);
    background: var(--color-error-bg);
}

/* --- Error message --- */
.error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    min-height: 0;
    opacity: 0;
    transform: translateY(-4px);
    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast);
    padding-left: var(--space-xs);
}

.error:not(:empty) {
    opacity: 1;
    color: var(--color-error);
    transform: translateY(0);
}

/* ===========================================================
   6. FILE UPLOAD (custom)
   =========================================================== */
.file-upload {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Hidden native input (covers the drop zone for click-through) */
.file-upload__input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
    /* Limit to drop zone height (not info bar) */
    height: 120px;
}

/* Drop zone */
.file-upload__zone {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 120px;
    padding: var(--space-md);
    background: var(--color-input-bg);
    border: 2px dashed var(--color-input-border);
    border-radius: var(--radius-md);
    text-align: center;
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
    cursor: pointer;
    user-select: none;
}

/* Hover & drag-over */
.file-upload__zone:hover,
.file-upload--dragover .file-upload__zone {
    background: var(--color-input-focus-bg);
    border-color: var(--color-input-focus-border);
    box-shadow: 0 0 0 4px rgba(237, 19, 25, 0.08);
}

.file-upload--dragover .file-upload__zone {
    border-style: solid;
    background: rgba(237, 19, 25, 0.04);
}

/* Icon (inline SVG via CSS background) */
.file-upload__icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    opacity: 0.45;
    transition: opacity var(--transition-fast);
}

.file-upload__icon path {
    stroke: #1a1a1a;
}

.file-upload__zone:hover .file-upload__icon {
    opacity: 0.7;
}

/* Text */
.file-upload__text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
}

.file-upload__hint {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-text-dim);
}

/* --- File info (after selection) --- */
.file-upload__info {
    display: none;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-input-bg);
    border: 1.5px solid var(--color-input-border);
    border-radius: var(--radius-sm);
    height: 44px;
}

.file-upload--has-file .file-upload__info {
    display: flex;
}

.file-upload--has-file .file-upload__zone {
    /* Shrink zone when file selected */
    height: auto;
    padding: var(--space-sm) var(--space-md);
    flex-direction: row;
    gap: var(--space-sm);
    border-style: solid;
    border-color: var(--color-success);
    background: rgba(52, 199, 89, 0.08);
}

.file-upload--has-file .file-upload__icon {
    width: 20px;
    height: 20px;
    opacity: 0.9;
}

.file-upload--has-file .file-upload__icon path {
    stroke: var(--color-success);
}

.file-upload--has-file .file-upload__text {
    color: var(--color-success);
    font-size: 0.8125rem;
}

.file-upload--has-file .file-upload__hint {
    display: none;
}

.file-upload--has-file .file-upload__input {
    height: auto;
    bottom: 48px; /* Expose info bar area */
}

/* File info bar */
.file-upload__file-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
}

.file-upload__file-icon path {
    stroke: #1a1a1a;
}

.file-upload__filename {
    flex: 1;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-upload__size {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    flex-shrink: 0;
}

.file-upload__remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 50%;
    color: var(--color-text-muted);
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition:
        background var(--transition-fast),
        color var(--transition-fast);
    -webkit-appearance: none;
}

.file-upload__remove:hover {
    background: rgba(237, 19, 25, 0.10);
    color: var(--color-error);
    border-color: var(--color-error);
}

/* ===========================================================
   7. CAPTCHA
   =========================================================== */
.captcha-wrapper {
    position: relative;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-captcha-bg);
    border: 1.5px solid var(--color-captcha-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition:
        border-color var(--transition-base);
}

/* Captcha loaded — Yandex iframe visible */
.captcha-wrapper--loaded {
    border-color: transparent;
    background: transparent;
    min-height: auto;
}

/* Loading skeleton */
.captcha-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    color: var(--color-text-dim);
    font-size: var(--font-size-sm);
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.captcha-wrapper--loaded .captcha-loading {
    opacity: 0;
}

/* Spinner */
.captcha-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.12);
    border-top-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    animation: captcha-spin 0.7s linear infinite;
}

@keyframes captcha-spin {
    to { transform: rotate(360deg); }
}

/* Yandex SmartCaptcha iframe — ensure it looks clean */
.captcha-wrapper > iframe {
    display: block;
}

/* ===========================================================
   8. SUBMIT BUTTON — RED
   =========================================================== */
.button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 56px;
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-btn-text);
    background: var(--color-btn-bg);
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    margin-top: var(--space-sm);
    transition:
        background var(--transition-base),
        transform var(--transition-fast),
        box-shadow var(--transition-base);
    -webkit-appearance: none;
    letter-spacing: 0.01em;
}

.button:hover {
    background: var(--color-btn-hover-bg);
    box-shadow: 0 6px 24px rgba(237, 19, 25, 0.30);
    transform: translateY(-1px);
}

.button:active {
    background: var(--color-btn-active-bg);
    transform: translateY(0);
    box-shadow: none;
    transition: none;
}

.button:focus-visible {
    outline: 3px solid rgba(237, 19, 25, 0.40);
    outline-offset: 3px;
}

/* Disabled / submitting */
.button--loading {
    pointer-events: none;
    opacity: 0.7;
    position: relative;
    color: transparent;
}

.button--loading::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    border: 2.5px solid var(--color-btn-text);
    border-top-color: transparent;
    border-radius: 50%;
    animation: captcha-spin 0.7s linear infinite;
}

/* ===========================================================
   9. SUCCESS MODAL
   =========================================================== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--color-overlay);
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--space-lg);
    backdrop-filter: blur(4px);
}

.modal--visible {
    display: flex;
}

.modal__content {
    background: #ffffff;
    padding: var(--space-2xl) var(--space-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.18);
    animation: modal-in var(--transition-slow);
}

@keyframes modal-in {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Checkmark icon */
.modal__icon {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--space-lg);
    background: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__icon svg {
    width: 28px;
    height: 28px;
    color: #ffffff;
}

.modal__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: var(--space-sm);
}

.modal__text {
    font-size: var(--font-size-sm);
    color: #666;
    margin: 0;
    line-height: 1.5;
}

.modal__timer {
    display: inline-block;
    margin-top: var(--space-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-btn-bg);
    background: rgba(237, 19, 25, 0.08);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-xl);
}

/* ===========================================================
   10. RESPONSIVE — Mobile (< 480px)
   =========================================================== */
@media (max-width: 479px) {
    body {
        padding: var(--space-sm);
        align-items: flex-start;
    }

    .container {
        padding: var(--space-lg) var(--space-md);
        border-radius: var(--radius-md);
        box-shadow:
            0 2px 12px rgba(0, 0, 0, 0.06),
            0 1px 3px rgba(0, 0, 0, 0.04);
    }

    .title {
        font-size: 1.25rem;
        margin-bottom: var(--space-lg);
    }

    .form {
        gap: var(--space-sm);
    }

    .input {
        height: 48px;
        font-size: 0.9375rem;
        padding: 0 var(--space-sm);
    }

    .select-wrapper .select {
        padding-right: 38px;
    }

    .select__arrow {
        right: 10px;
        width: 16px;
        height: 16px;
    }

    .textarea {
        font-size: 0.9375rem;
        min-height: 120px;
        padding: var(--space-sm);
    }

    .button {
        height: 50px;
        font-size: 0.9375rem;
    }

    .file-upload__zone {
        height: 100px;
        gap: var(--space-xs);
        padding: var(--space-sm);
    }

    .file-upload__icon {
        width: 26px;
        height: 26px;
    }

    .file-upload__text {
        font-size: 0.8125rem;
    }

    .file-upload__hint {
        font-size: 0.6875rem;
    }

    .file-upload__input {
        height: 100px;
    }

    .file-upload--has-file .file-upload__zone {
        padding: var(--space-xs) var(--space-sm);
    }

    .captcha-wrapper {
        min-height: 90px;
    }

    .modal__content {
        padding: var(--space-xl) var(--space-lg);
    }
}

/* ===========================================================
   11. RESPONSIVE — Tablet (480px – 767px)
   =========================================================== */
@media (min-width: 480px) and (max-width: 767px) {
    body {
        padding: var(--space-md);
    }

    .container {
        padding: var(--space-xl) var(--space-lg);
    }

    .title {
        font-size: 1.375rem;
    }

    .input {
        height: 50px;
    }

    .select-wrapper .select {
        padding-right: 42px;
    }
}

/* ===========================================================
   12. RESPONSIVE — Large screens
   =========================================================== */
@media (min-width: 768px) {
    body {
        padding: var(--space-2xl);
    }
}

/* ===========================================================
   13. REDUCED MOTION
   =========================================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===========================================================
   14. FOCUS VISIBLE (accessibility)
   =========================================================== */
:focus-visible {
    outline: 2px solid rgba(237, 19, 25, 0.50);
    outline-offset: 2px;
}

.input:focus-visible,
.textarea:focus-visible,
.file-upload__zone:focus-visible {
    outline: none;
}

.file-upload__input:focus-visible + .file-upload__zone {
    outline: 2px solid rgba(237, 19, 25, 0.50);
    outline-offset: 2px;
}

.smart-captcha iframe {
    border-radius: 14px;
}